The Billboard Wars, Chapter 2 (or Is It 3?)
The media company that accepted the conservative Heartland Institute's controversial ad ab...
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On Our Radar: A Nuclear Snapshot
China has led the way in expanding nuclear generating capacity over the last decade....
Q. and A.: How to Save Bangladesh?
Bangladesh, buffeted by climate change and flooding, is a prime example of a country whose...
Sterilizing That Blasted Ballast
Science tries to keep pace with new rules setting limits on microorganisms in the ballast ...
Clouds and Climate, Redux
A new, accessible book may be useful to people taking their first dive into the role of cl...
Germany Detains Activist 'Whale Wars' Captain
Paul Watson is being held in a German jail as Costa Rica seeks his extradition on a naviga...
Hatched and Wild Salmon: A Bad Mix?
A compilation of research suggests that hatched salmon could threaten the long-term surviv...
Filling In the Blanks on a Map of Life
Drawing on data from a wealth of institutions, researchers set out to map species around t...
A New Skirmish in the Ethanol Wars
A study backed by automakers contends that an ethanol blend approved by the Environmental ...
On Our Radar: China's Air Pollution
The cardiovascular health of volunteer subjects improved when Beijing took steps to reduce...
On Our Radar: Coffee and Carbon Trading
For every ton of carbon captured by newly planted trees, a coffee-growing community in the...
Pondering That Green Label
An environmental group devoted to protecting forests takes issue with a certification prog...
Q. and A.: The Most Endangered Rivers
An environmental group lists American rivers that it sees as threatened by a weakening of ...
Offshore Transmission Line Takes a Step Forward
A federal agency clears the way for an environmental review of a proposed Atlantic wind po...
E.P.A. Appeals Coal Mine Ruling
The agency will contest a judge's finding that it lacked the authority to revoke a waste d...
A Rebound for 6 Fish Populations
The federal government says that improved stocks show that catch limits are working,...
On Our Radar: Imagining Many More Gray Whales
A study of DNA in whale bones seems to indicate that far more whales once existed than pre...
Willing to Pay (a Little) More for Clean Energy
A poll suggests consumers are willing to pay somewhat more for "clean" energy, but not if ...
An Appeal to Your Wallet (and Sense of Humor)
A new TV ad campaign by SunRun, the home solar company, aims to tickle your funny bone rat...
Cracking the Smart Energy Market
While a research firm projects that 60 percent of American homes will have a smart energy ...
A Higher Price Tag for a Nuclear Project
Delays in approvals may increase the cost of building two reactors by $900 million, Southe...
Severe Weather, Climate and the State of the Evidence
An opinion article by a NASA scientist linking climate change to recent weather events dra...
On Our Radar: Rhino Poaching
A suspected rhino poacher is killed in a shootout in a South African preserve....
Finding Beauty in Old Things
Beyond environmental factors, some designers repurpose old things for aesthetic reasons, t...
On Our Radar: Lugar, the G.O.P. and Climate Change
The senator says the nation must address greenhouse gas emissions. ...
Assessing Whether Solar Panels Make Sense for You
Many installers will offer to put solar panels on your roof for no money down, but there a...
Is That Onions You Smell? Or Battery Juice?
No more crying over electric bills, now that an onion-processing company has a battery to ...
Q&A: Toward a Greener Tour and a Green Guitar
The guitarist Adam Gardner talks about his campaign to persuade musicians to discourage il...
Protecting Killer Frogs From Killer Humans
A new preserve in a mountainous region of western Colombia is intended to help protect the...
On Our Radar: A Dry Year So Far
Most areas of the country had below-average precipitation in the first four months of the ...
Canada Is Slow to Act on Emissions, Audit Warns
The government has not undertaken the kinds of analysis that would be needed to reduce emi...
Peru's Drawn-Out Dolphin Mystery
Although scientists can tick off a range of causes for dolphin die-offs, a firm answer can...
When the Wind Whispers, Whose Name Does it Call?
Unlike coal-fired plants or hydroelectric dams, few wind farms are named after people....
On Our Radar: New York's Communal Bikes
Citibank is donating $41 million to the city's sharing program, and each bike will be stam...
On Our Radar: Myanmar's Ecosystems
Investors descend on Myanmar, which up to now has been spared the worst ravages of economi...
Sipping From the Garden Hose? Think Again.
Potentially hazardous chemicals can lurk inside your garden tools, a study found....
N.R.C. Skimps on Financial Oversight, Audit Says
The Nuclear Regulatory Commission's estimate for decommissioning a power plant is sometime...
Safeguarding Mammoth Trees, Champs of the Ecosystem
Mammoth trees accounted for only 1 percent of trees in a research plot but stored half of ...
Answering Questions About Clouds and Climate
A reporter responds to queries about climate change, scientific research, policy action or...
Heartland Pulls Billboard on Global Warming
The Heartland Institute deploys the personae of Ted Kaczynski, Osama bin Laden and Charles...
A Recycling Czar for New York City
An incoming deputy commissioner plans to focus on expanding the number of recycling recept...
Marine Ecosystem Pledges Unmet, Data Shows
Despite a 10 percent goal for 2020, just 1.6 percent of marine areas have been set aside f...
Interior Issues Softened Fracking Rule
Companies will have to reveal the composition of fluids only after they start drilling on ...
On Our Radar: Birds and Wind Turbines
A Web-based map addresses concentrated migratory flight paths and key habitats for birds t...
“Can I Sell Energy Back?” – Net-metering and Production-based Incentives
Those who have already invested in solar energy or are considering making the green and c...
Wastewater Jitters in New York
A proposal to allow fracking in New York State has focused attention on the wastewater gen...
Is Yucca Mountain Still Dead?
With President Obama allied with Senator Harry Reid of Nevada on stopping the nuclear wast...
More on the Science of Clouds and Climate
The basic problem in understanding the relationship between clouds and climate change is t...
Around the World on Solar Power
Turanor PlanetSolar is expected to dock on Friday in Monaco, ending its 19-month journey....
On Our Radar: Carbon Trading for South Korea
Under a bill passed by the legislature, the country plans to start trading emissions credi...
Lights Out for Research Satellites?
Experts warn that the nation's capability to collect data from space, vital to understandi...
How Robots Inspect the Oklahoma Sky
A field measurement site in Oklahoma is a crucial part of a global effort to understand ho...
Reef Sharks and Humans Don't Mix
The absence of humans is by far the largest factor predicting shark abundance, a new study...
The Low-Level Radiation Puzzle
An entire issue of the Bulletin of Atomic Scientists is devoted to the discussion of protr...
A Taxonomic Error, Reversed Decades Too Late
Had researchers been aware that so many Caribbean skink species existed, an effort might h...
Climate Change and the Body Politic
History is short on examples of a society's taking action on behalf of beneficiaries who a...
A Grim Portrait of Palm Oil Emissions
A new study suggests that, if anything, a recent E.P.A. finding underestimated the greenho...
Vessel Sets Sail in Search of Tsunami Debris
A group hopes to better understand where the detritus from the 2011 tsunami has or will ma...
Clouds and Climate Change: Taking Readers' Questions
The Green blog is taking questions on an unresolved area of climate research: whether clou...
On Our Radar: Pipeline Company Acquires Sunoco
Energy Transfer says the $5.3 billion deal will expand its presence in the transportation ...
Q&A: Greening the City's Zoning Rules
New York City's sustainability director and a green developer discuss how changes in zonin...
On Our Radar: Flooding Alerts in Britain
Thousands of homes are left without power as trees topple....
Report Finds Pipeline Oversight Wanting
Current federal rules do not take into account the long-term risks and environmental impac...
E.P.A. Official Resigns Over 'Crucify' Comments
An official who spoke of seeking to "crucify" big polluters says that he does not want his...
Rural Life Without the Hard Edges
Nine months into a year off the grid, a realization dawns that it's not that hard. And the...
Will Oil Extraction Harm Western Parks?
The government is considering whether to open roughly 2.3 million acres of land in Colorad...
On Our Radar: A Hard Look at Exxon Mobil
Steve Coll's new book describes Exxon as a "corporate state within the American state" and...
Mine Markers Threaten Birds Out West
A cooperative effort is under way to remove PVC pipes that claim the lives of millions of ...
A Lethal Beacon for Migrating Birds
Communication towers claim 6.8 million birds annually in the United States and Canada, inc...
On Our Radar: Urban Energy Patterns
Two M.I.T. students generate an interactive map that helps users understand energy consump...
On an Urban Heat Island, Zippy Red Oaks
The growth of red oak seedlings in northern Central Park far outpaced that of trees plante...
The Water Fight That Inspired 'Chinatown'
A look at the history and the lingering impact of the water wars invoked in the1974 movie ...
BP Engineer Arrested Over Spill Messages
Despite notices that he had to retain all information concerning the Macondo well in the G...
To Find Diversity Hot Spots, Follow the Ants
Data crunching suggests that the presence of many ant species has yet to be documented in ...
Inviting Cinderella Species to the Ball
Charismatic megafauna dominate fund-raising efforts at the expense of species facing great...
On Our Radar: BP Settlement Dispute
Shrimp processors challenge a proposed settlement of claims against BP over damages from t...
Ministers Wrap Up Clean Energy Meeting
Ministers meeting in London agreed to share technology on energy-efficient appliances, map...
Natural Gas Is on a Roll, Executive Declares
The effects of the shift from coal to natural gas will be felt for decades to come, a top ...
On Our Radar: Invasive Tiger Shrimp
The government reports a tenfold rise in the number of Asian tiger shrimp off the Eastern ...
Will The Stars Align for Small Nuclear Reactors?
Westinghouse has lined up a commercial partner for its small modular reactor, which gives ...
E.P.A. Official Spoke of 'Crucifying' Polluters
After the release of a video by a Republican senator, an E.P.A. administrator scrambles to...
A Daunting Emissions Quest for U.S. Cities
A case study shows that overall emissions reductions in the Pittsburgh area were achieved ...
Mothers Challenge a Trace Contaminant in Tide
Although the federal government has not set maximum permissible levels for diozane 1,4, a ...
On Our Radar: Floating Wind Turbines
New technology is needed to harness wind power above waters that are so deep that turbines...
That Special Day: Bah, Humbug?
A reporter laments the avalanche of "green" Earth Day promotions that actually encourage w...
For Earth Day, a Bit of Perspective
A PBS series offers a low-key but encompassing explanation of climate change and lays out...
Tipping a Hat to the Planet
From free park admission to performance art to a bayou cleanup, there are dozens of ways t...
Lead by Example, Clinton Tells Sustainability Forum
Saying that the nation was too wedded to habit, former President Bill Clinton urged a crow...
On Our Radar: Rising Seas
After heavy pressure from some Republicans, President Obama has apparently decided to reno...
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Infographic: Five Weird Signs the Economy is Improving
What’s One Block Off the Grid? One Block Off the Grid makes it convenient and eas...
For Weed Warriors, the Motto Is Endurance
In digging up the invasive plants that populate a Bay Area nature preserve, progress is me...
A Rough Patch for Western Waterfowl
An unusually dry few months resulted in thousands of bird deaths, and some worry that the ...
Of Pretzels, Space Heaters and the Fate of the Planet
The results of polls on climate change are sensitive not just to the wording of a question...
A Big Step Forward for Liquefied Gas Exports
Cheniere Energy wins permission from the Federal Energy Regulatory Commission to build an ...
On Our Radar: Tree Killer Crosses the Hudson
Luckily, experts say, the colony of emerald ash borers was discovered less than a year aft...
E.P.A. Sets Air Standards for Fracking
The agency plans the first limits on emissions of methane, benzene, and volatile organic c...
Clean Technology on the Brink
American gains in clean energy could all be lost unless the federal government renews a va...
An Enemy in Your Sand Castle
A new study offers guidance on what levels of disease-causing bacteria in sand could pose ...
Young Whoopers Take Flight
Nine whooping cranes that had a bumpy trip south following ultralight planes are flying so...
On Our Radar: Cautious Support for British Fracking
Experts recommend the use of a "traffic light" control system in which fracking operations...
Bill Clinton Is Headliner at Sustainability Enclave
Political and business leaders are gathering in New York City to explore energy efficiency...
Q. & A.: Michael Brune, Executive Director of the Sierra Club
Michael Brune, the Sierra Club's executive director, talks about the Obama administration'...
Blight Threatens California's Citrus Trees
A pest-borne disease with no known cure that kills citrus trees has been reported in a cor...
U.S. Greenhouse Gas Emissions Headed Up Again
An improvement in the economy and an unusually warm summer led to a 3.2 percent rise in na...
A Population Antidote: High School for Girls
Girls in sub-Saharan Africa who finish secondary school are more likely to understand fami...
To Fight a Dam, Rather Than 'Live on Your Knees'
The Goldman Prize goes to Ikal Angelei, a Kenyan activist, for persuading investors to wit...
Who Knows What Bugs Lurk in Imported Plants?
A new report form the University of California, Santa Barbara, warns that increasing impor...
More on the Link Between Earthquakes and Fracking
Next week, the United States Geological Survey will present a report on the increase in ea...
Meditation on the Colors of Nature
A mother on a year's adventure in Maine living off the grid sees the seasons and the hues ...
Rethinking Some Old Habits, One of Them Close to Home
The RAND Corporation prepared a report for the Energy Department analyzing traditional met...
Don't Kill the Electric Car
Though it's true that an electric vehicle's battery may be spewing a considerable amount o...
A New Oversight Panel on Fracking
President Obama calls for the creation of an interagency task force to ensure the "safe an...
Breaking Down Traditional Chinese Medicine
A new method of genetic analysis allows researchers to identify the component parts of tra...
Study Links Raised Carbon Dioxide Levels to Oyster Die-Offs
A study published in the journal Limnology and Oceanography looked at production declines ...
Dr. Chu on Profits, Horse Manure and Other Forces of Technological Change
Steven Chu, the secretary of energy, discussed the prospects for renewable energy and the ...
Marketing Plan: Solve a Problem, Then Spread the Word
Environmentally conscious marketers have only recently started hitting the sweet spot in p...
There's Alternatives to the Gold in Them Thar Whales
Sperm whales with indigestion produce excretions known as ambergris, a rare and highly pri...
Freeing Kilowatt-Hours From a Jail
One company that works at retrofitting institutional buildings for energy efficiency has f...
Devastating Bat Fungus Invades From Europe
The fungus causes white-nose syndrome, a disease that has killed more than 5.5 million bat...
Coaxing American Chestnuts Back to Appalachia
The American Chestnut Foundation is trying to find a blight-proof line of American chestnu...
For Job Seekers, a Fracking Fair
An event in Broome County, N.Y., will highlight the economic opportunities that natural ga...
A Sacred Peak With Rich Ore Deposits
Tribes in northwestern Montana hope to turn public opinion against the "hollowing out" of ...
On Our Radar: Gas, Gas and More Gas
With a mild winter in much of the country having tamped down gas demand and with productio...
The Bluefin Tuna: What's to Be Done?
Conservation measures that have been put into place are widely flouted, with a huge black ...
A Difficult Choice on Water
Proposed legislation offers the Navajo and Hopi the service of having water piped into the...
From an F to a Low A: The N.Y. City Council
The average "green" score for council members in 2010-11 was 90, up from 45 five years ear...
Following the Money, and the Mafias, Behind Illegal Logging
A report from the World Bank recommends aggressive prosecutions of the masterminds behind ...
On Our Radar: Google Plans Thermal Storage
Google is installing an ice-based cooling system to save money on electricity in Taiwan....
On Our Radar: Missteps in Colorado Fire
A reconstruction of a fire that began with a controlled burn suggests that firefighters fa...
Uranium, Cattle Grazing and Risks Unknown
Data are lacking on whether cattle near former mines ingest enough radioactivity to harm h...
Who Knew? Upcycling the Dog Poo
A composting project in Ithaca, N.Y., turned 12 tons of pet waste into just two truckloads...
On Our Radar: Floating Architecture
With the Netherlands leading the way, architects and city planners explore ways that manki...
Bracing for a Hungry Tick Season
A die-off of mice is expected to leave ticks in the Northeast especially ravenous....
Research Cut Short in Indian Tiger Preserve
Scientists speak out against a system that gives individual state wardens authority over p...
Environmental Rules: Job Killers or Job Creators?
Despite the limitations of current tools, federal agencies should do their best to calcula...
Climate Change, the News Media and the Public
A reporter explains the roots of a series in which he tries to take readers back to square...
On Our Radar: A Soupçon of van Gogh?
Using advanced digital animation, scientists simulate ocean and sea-ice flows to better un...
On Facebook, Some Friendly Energy Rivalry
A new app will allow 20 million households served by 16 utilities across the nation to pos...
Solazyme and Bunge Plan Factory to Make Oil From Algae
Solazyme, a small California biotechnology company, and Bunge, a multinational agribusines...
On Our Radar: The South China Sea's Bounty
Ties between China and Southeast Asian countries that open a summit meeting this week have...
On Our Radar: Cuts in German Solar Subsidies
The government says the subsidies have driven up electricity prices for consumers while pr...
Making Sense of the Wacky Weather
Scientists are getting bolder about linking extreme weather patterns, and even specific ev...
Q and A: North Korea's Choked Environment
Experts invited to North Korea for a conference on its environmental problems struggled ag...
Upstate vs. Downstate: A Slow Boil Over Water Issues
People all around the Catskills and up and down the Delaware River are complaining about N...
A Very Long Road for Military Nuclear Waste
The Department of Energy says it has mostly emptied and closed two more of the 51 undergro...
On Our Radar: Organized Environmental Crime
Interpol is carrying out the largest anti-elephant ivory poaching operation ever, with age...
A New Weapon in the Fracking Wars
Historic preservationists want the state to require that a survey of local historic and cu...
Time Is Nigh for Global Action, Manifesto Warns
In a a formal declaration, scientists, government officials and business leaders warn that...
Mobile Ways to Power-Up
No wall outlet required – just some cool new gadgets on the market that produce the...
Interior Issues Draft Study on Atlantic Drilling
A draft study analyzes environmental risks related to geology, archaeological resources an...
Coastal California Fog Carries Toxic Mercury, Study Finds
It's not dangerous now, but over time, a new study suggests, significant amounts of methyl...
When the World Tackled an Environmental Threat, and Won
A film documentary explores how nations repaired the hole in the ozone layer -- and how, i...
A Clarion Call on the Food Supply
An influential commission calls for an ambitious new program to tackle the problems of foo...
On Our Radar: The Maldives Movie
In a sense, "Island President" is the biggest media event that the deposed leader of the M...
A Clearer Picture of Tropical Carbon
A new high-resolution map of carbon storage in tropical forests could play an important ro...
E.P.A. Announces Carbon Rules for Power Plants
The agency exempts existing plants that are responsible for the lion's share of emissions....
$1.2 Million Fine for Indian Point Fire
The fine is viewed as a slap of a wrist in the context of a broader struggle by New York S...
On Our Radar: Gas Leak in the North Sea
A gas cloud is said to surround a stricken platform operated by Total, and the company sa...
The Challenger's Deep-Sea Brethren
In reaching Challenger Deep, James Cameron has fulfilled a quest that has consumed the im...
Coral Damage Traced to Gulf Oil Spill
Scientists rely on a method that allows them to "fingerprint" the source of petroleum hydr...
A Smaller Route to Solar Success
Rather than storing energy for use after the sun goes down, as some megaprojects do, a sma...
For Schoolyard Gardens, a Global Network
A new social Web site shares the lessons and best practices of school gardens and lunch p...
On Our Radar: The State of the Planet
In advance of the Rio + 20 summit meeting in Brazil, specialists are meeting in London thi...
Infographic: 9 Surprising Things About People Who Go Solar
What’s One Block Off the Grid? One Block Off the Grid hooks you up with great dea...
The Hummingbird on West 81st Street
The American Museum of Natural History was home to an unusual winter visitor that usual sp...
On Our Radar: Polluted Rivers
Industrial facilities continue to dump millions of pounds of toxic chemicals into American...
From Engineering Marvels, a Turnaround in U.S. Oil Output
Advances in seismic analysis, fiber optics, alloys and adhesives have accelerated oil and ...
Neighbors Win Court Round Over Wind Farm Noise
A Maine judge rules that their petition to reinstate a rule on compliance with noise limit...
Gulf Dolphins Exposed to Oil Are Seriously Ill, Agency Says
The most common problem federal researchers found was an abnormally low level of stress ho...
A Shorebird, a Crab and a Call to Action
The red knot always fills up on horseshoe crab eggs in Delaware Bay before completing its ...
Apps, Anyone? Managing Your Energy Consumption
The White House and Department of Energy challenge software developers to build Web and sm...
Ancient Hawaiians Caught More By Fishing Less
Their secret? Strict enforcement of fishing bans, restrictions on certain species and gea...
The Outlook for Energy Independence
Not only has the United States reduced oil imports from OPEC members by more than 20 perce...
A Tally of Green Jobs
In a report that could serve as ammunition for promoters or detractors of a greener econom...
A Groundwater Crisis Unfolds in Times Square
Two digital billboards spanning 19,000 square feet depict surprising declines in groundwat...
On Our Radar: A Very Warm March
Some farmers in the United States are planting early in hopes of a record crop, but the ri...
Coyotes in New York City: A Bonus?
The growing presence of this predator in the city has piqued the interest of researchers, ...
A Season of Confounded Expectations
Expecting heavy snowfall throughout the winter in Maine woods, the author gets far less th...
Supreme Court Affirms Idaho Couple's Right to Challenge E.P.A.
The Supreme Court rules that Idaho landowners have the right to seek immediate judicial re...
Company Halts U.S. Sales of Fumigant
California regulators had approved use of the substance, methyl iodide, despite opposition...
Imagining Carbon Emissions in Underground Exile
Research suggests that the United States can store a century's worth of emissions from coa...
On Our Radar: Obama's Energy Blitz
The president plans stops in Nevada and New Mexico to emphasize diversification of the nat...
Bike Hour Is Nigh
Organizers call for a global cycling rally to encourage more people -- especially city dwe...
U.S. Plans Tariffs on Chinese Solar Panels
The tariffs are smaller than some American industry executives had hoped for - 2.9 percent...
New York Maps Viable Offshore Wind Power
Working with NOAA, New York officials seek to identify the best locations for wind farms w...
On Our Radar: Madagascar's Biodiversity
Researchers suggest that many rare species in Madagascar originally arrived on floating cl...
Slimmer Majority of Americans Champions Renewables, Poll Finds
Fifty-two percent of Americans believe that developing alternative sources of energy is mo...
Double Trouble From Mountain Pine Beetles?
A new study suggests that the growing ability of mountain pine beetles to produce two gene...
A Speed Record on the Power Grid
In only a few days, workers swap out a transformer at a substation, or switchyard, near Ho...
On Our Radar: Environmental Protest in Moscow
Demonstrators lend support to a zoologist seeking to block a governor from building a coun...
A Spring Sprung Too Soon Is a Death Blow to Butterfly
Early snow melts can throw a butterfly's life cycle out of whack, accounting for 84 percen...
Regulatory Staff Endorses Gas Pipeline for New York City and New Jersey
The staff of the Federal Regulatory Commission decides that any environmental impacts coul...
A Rebate for Low-Flush Toilets
New York City seeks to reduce water consumption, emphasizing that residents will also save...
Trees Up for Grabs in New York City
As the city passes the halfway mark in its million-trees campaign, it plans to give away 5...
On Our Radar: Focus Returns to Fuel Efficiency
Buyers of hybrids and diesels are advised to make sure that they'll drive them long enough...
Zeroing In on Lead in Hunters' Bullets
Noting that such ammunition poses a threat to bird populations like the California condor,...
On Our Radar: The Dead Zone in the Gulf
Environmental groups say they want tougher wastewater rules to combat practices that have ...
Weighing the Risk of Sea-Level Rise
The government has generally not been aggressive about educating Americans on the liabilit...
Wisconsin Assembly Approves Wolf Hunting
The hunting of the formerly endangered animal is opposed by native tribes and by some Demo...
On Our Radar: Leveling the Plowing Field
Even though 43 percent of the farmers in developing countries are women, agricultural deve...
Climate Change Envoy to Lead Influential Institute
Andrew D. Steer, currently the World Bank's special envoy for climate change, has been nam...
A Reminder That Science Can Override Pressure
The death of an ozone researcher brings to mind the work of Arie Jan Haagen-Smit, who did ...
New Solar Panels Blossomed Despite a Tough Year for the Industry
The amount of solar capacity installed in the United States last year was more than double...
An Inconvenient Statement, Retracted
Steven Chu, the energy secretary, backs off from a suggestion he made as an academic that ...
Study Warns of Economic Damage in a Keystone Pipeline Spill
More than a million people work in agricultural or tourism jobs in the six states along Ke...
A Greener Strategy for New York's Runaway Sewage
An accord is reached on investments in infrastructure for preventing storm water from over...
Q. and A.: Tracking the Elusive Wolverine
A biologist who has spent 15 years analyzing the animal's activities and travel pattens ta...
Marine Invaders, Coming to a Coast Near You
Nemesis, a new Web site introduced by the Smithsonian Environmental Research Center, track...
Slicing Silicon Thinner to Cut the Price of Solar Cells
A company develops a process for shooting protons into a block of silicon and then slicing...
Study Disputes Oil Sands 'Restoration' Pledge
Drained forests would replace former wetlands in Alberta, changing the water chemistry nee...
On Our Radar: Saluting a Colossus of Chemistry
F. Sherwood Rowland, who endured relentless challenges for warning that chlorofluorocarbon...
If Cutting Carbon Emissions Isn't Working, What's Next?
In a new e-book, a journalist writes that if cutting carbon dioxide emissions is not worki...
Can Corals Toughen Up After a Warming Crisis?
A study shows that branching corals that were hard-hit by bleaching 14 years ago fared les...
White Trumps Black in Urban Cool Contest
Temperatures on three white roofs in Queens were up to 43 degrees lower than those recorde...
For a Shell Executive, Much Head-Scratching
The oil company's chief executive expresses bewilderment over debate on the Keystone XL pi...
King of the Dung Hill
In a three-and-a-half-year study, researchers found a unique community of dung beetles on ...
On Our Radar: A Rare-Earths Merger
Molycorp, which operates a mine that is being reopened and expanded in California, is buyi...
2 Manmade Marshes: One Planted, One Left to Nature
Ultimately, the plant life that flourished in each marsh was roughly identical. But the un...
On Our Radar: A Solar Storm
Scientists say that the storm, while strong, may seem fiercer because solar activity has b...
Canadian Official Defends Oil Sands
Alberta's premier says she is confident that the United States will ultimately approve the...
On Our Radar: Dredging the Savannah River
For a mix of economic and environmental reasons, opponents line up against a proposal to d...
Spike in Food Prices Projected by 2013
A projection cites the diversion of corn crops to ethanol as well as commodities speculati...
A Jail Term for Jaguar Smugglers
A couple in Florida is convicted of violating the Endangered Species Act and illicit traff...
What Makes Gasoline Prices Go Up?
Cognitive dissonance persists on the presidential campaign trail and in Congress, but some...
New York Seeks Waste-to-Energy Proposals
To reduce the amount of garbage going to landfills, the city is seeking "the cleanest and ...
An Ad-Hoc Solution for Extra Nuclear Safety
Reasoning that it's better not to wait for bureaucratic approvals, the American nuclear in...
In California, Open Season on Trophy Hunting
The president of the California Fish and Game Commission legally shot a mountain lion in I...
A New East Asian Import: Ozone Pollution
Researchers find that westerly winds can push ozone across the Pacific to the Southwest, w...
On Our Radar: Alien Plants in Antarctica
On average, each visitor to the region in 2007-8 carried 9.5 nonnative seeds, although sci...
Shark Fins Are Loaded With a Neurotoxin, Study Finds
A growing body of research suggests there may be a connection between exposure to the toxi...
A Dispatch From the Barricades
In a new book, a climate scientist known for a "hockey stick" graph charting a rise in tem...
GRID Alternatives Supplies Low-income Families With Solar Power
Philanthropic efforts seem well-suited in the realm of renewable energy. GRID Alternative...
On Our Radar: BP Shares Climb
After reaching a $7.8 billion accord with businesses and individuals over the gulf oil spi...
Striking Oil, Artistically, in Midtown
By introducing pump jacks into a context more typically defined by eye-popping electronic ...
With Reef Ecosystems, It May Be All or Nothing
The most strictly enforced no-take areas in the Mediterranean have the highest fish biomas...
Surviving Without Indian Point: Is It Doable?
The most pressing question posed by a potential closing of the plant is whether its energy...
On Our Radar: 'The Lorax'
A critic suggests that the new animated film is blind to the Seussian environmental fable ...
When It Rains, It Will Really Pour
Two new studies indicate that climate change will produce increasingly severe storms in th...
Pace of Ocean Acidification Has No Parallel in 300 Million Years, Paper Finds
The current rate of release of carbon dioxide into the atmosphere is far more rapid than a...
For Pollution Monitors, Some Cash Incentives
The E.P.A. plans to award volunteers a total of $125,000 for five to 10 New York City proj...
Virginia Court Rejects Climate Skeptic's Demand for Records
The state Supreme Court says that the Virginia attorney general does not have the authorit...
Sizing Up Health Impacts a Year After Fukushima
While the earthquake and tsunami killed an estimated 20,000 people, radiation from the nuc...
What Next for Gas Prices?
If President Obama gets tougher on Iran, gas prices could rise even further, especially si...
On Our Radar: Forest Service Is Scaling Back Fees
Twenty-five forest areas charging fees would remain nationally. ...
On Our Radar: A Coal-Free Chicago?
Mayor Rahm Emanuel had warned Midwest Generation to either broker a deal on curbing pollut...
The Nuclear Ups and Downs of 2011
A report by a watchdog group on nuclear safety details what it describes as "near misses" ...
New York and Wind Power: Can It Take Off?
Some New Yorkers do not mind paying a small premium for wind power in their electricity bi...
Counting the Family Carbon
How does living in rural Maine stack up against living in a northern New Jersey suburb, in...
On Our Radar: Fracking Dispute in Pennsylvania
Residents argue that the drilling company and the state should have alerted them to proble...
Alliance Seeks Vast Marine Reserves in Antarctic
Alarmed by threats to marine life, an alliance of environmental groups wants 19 zones to b...
Preserving the World's Reefs Through Photography
A suitably squidlike camera that moves at a leisurely two and a half miles an hour will vi...
Energy Field's Long Shots Show Off Their Stuff
The array of technologies at this year's ARPA-E conference include a flying wind turbine a...
The Sturgeon's Looming Endangered Listing
A federal agency works with the fishing industry on ways it can minimize incidental catche...
Salamanders Learn to Live With Pollution
Salamanders whose forebears had to live with roadside pollution are more capable of surviv...
Again, Transcanada Seeks Keystone Permit
Transcanada says it will seek immediate permission to proceed with the southernmost part o...
Enlisting Nanoparticles to Help Replace Oil
A company tries to make natural gas vehicles more practical by incorporating new materials...
On Our Radar: Oil Spill Trial Postponed
The trial delay promotes speculation that BP is making progress in settlement talks with c...
Location, Location, Location, 700 Million Times
A new study identifies locations that would be suitable for various types of power plants,...
A Second N.Y. Ruling Upholds Local Authority Over Gas Drilling
A second state court ruling affirming local authority over whether to allow hydraulic frac...
Heartland Institute Reveals E-Mail Trail
In the Heartland Institute e-mail scandal, documents show how simple and low-tech it was f...
Study Predicts a Bleak Future for Many Birds
A new study concludes that many bird species will not be able to adapt and survive the eff...
Behind the Controversy, an Effort to Rewrite Curriculum on Climate Change
The Heartland Institute document controversy has overshadowed and unearthed the group's ca...
Dryden Becomes New York's Test Town on Fracking
The town of 14,000 on the Marcellus Shale already had zoning rules forbidding heavy indust...
Bill Gates Calls for More Accountability on Food Programs
The Microsoft founder, in a speech in Rome, calls for greater controls and benchmarks for ...
Marshaling the Winds of Mongolia
A large wind turbine installation that is planned is expected to one day account for 5 per...
New Enzyme Could Cut Cost of Ethanol Made From Waste
Novozymes, a maker of industrial enzymes, says it has developed a product that is more eff...
The Quest for 'Hydricity'
Hydrogen fuel cell technology, like other clean energy alternatives, is gaining fans but s...
Textile Recycling Is Thriving in New York
With buildings clamoring for bins in which residents can leave clothing to be sold or repr...
In Marine Wildlife Preserves, a Balancing Act
Bangladesh is creating two dolphin preserves, in a country where officials say wildlife c...
A Different Kind of Beekeeping Takes Flight
More and more people are raising stingless, or meloponine, bees, which produce a broad var...
A Shellfish Ban Off Long Island
No clam fishing will be allowed in part of the bay because of state concerns about water q...
A 'Touché!' From Climate Scientists
Researchers pointedly assert that when scientists' e-mails were stolen, the Heartland Inst...
Interior Approves Shell's Arctic Oil-Spill Response Plan
Shell has proposed drilling up to six wells in the Chukchi Sea during the next two summer ...
On Our Radar: A Well-Traveled Whale
Researchers discover that the endangered western whale can make its way around the world r...
For Mexico City, a Repurposed Landfill
Methane from a landfill will flow to a power plant, helping to keep the lights on in the c...
Skywriting With an Airliner
Testing the Boeing 787, engineers draw up a flight path that spells out "787" and then the...
On Our Radar: Climate Change and Curriculums
Efforts to undermine climate-science instruction are beginning to spread across the countr...
New York Plans Faster Sewage Alerts
In a pilot program, environmental officials will install remote sensors at five places whe...
Solar Powered Internet Schools
The possibilities for implementing solar power lie beyond just providing electricity or h...
Tracking How the World Guzzles Water
Globally, agriculture accounts for 92 percent of all freshwater use, a new study shows. ...
Heartland Institute Under Scrutiny
The Heartland Institute, a nonprofit in the climate change denial camp, says that a leaked...
Infographic: How Much Does Solar Cost?
What’s One Block Off the Grid? One Block Off the Grid provides deals on solar ene...
Mongolia as Minegolia? Paying the Price
As the Mongolian mining boom regains traction after an economic downturn, two visions of t...
On Our Radar: M.R.I.'s for Car Batteries
To ensure that lithium does not build up and catch fire, batteries could be inspected with...
From 9/11, a Lesson on Whales, Noise and Stress
A brief halt to shipping after the terrorist attacks appears to have lowered whales' stres...
On Our Radar: V-Day Advice
Environmentally conscious couples may want to consider the source of the flowers, chocolat...
Obama's Wish List for Energy
The proposed $27.2 billion budget request for the Department of Energy is mostly about nuc...
Can Efficiency Counter a Loss of Nuclear Power?
When Japan shut down some nuclear power plants after the Fukushima Daiichi disaster, carbo...
A Street View for Rivers
Two surfers embark on a five-year Internet project to document the state of the nation's r...
Will Hurricanes Topple U.S. Wind Turbines?
Of the offshore sites where wind power is being considered or developed, Galveston County ...
A Payday for Maritime Whistle-Blowers
Most cases reported by whistle-blowers involve illegal dumping of sludge and oily bilge wa...
Palm Oil and Scout Cookies: The Battle Drags On
Five years after their campaign began, two teenagers report that palm oil is still used to...
On Our Radar: Oil Salvage Effort Begins
Dutch and Italian teams must pump oil from 15 tanks that fueled the Costa Concordia cruise...
The Forensics of Snake Venom
Genetic analysis of venom allows Indian investigators to determine whether it came from an...
Nuclear Power vs. Natural Gas
One of the biggest risks the Southern Company faces in embarking on a big nuclear project ...
States Sue E.P.A. Over Delayed Soot Rules
Eleven states argue that drafting new rules in vital to public health. But the Obama admin...
On Our Radar: Trump Assails Wind Farm
The Scottish government is on the outs with Donald Trump, having proposed an offshore wind...
A Carbon Allowance in Every Pot
A researcher proposes that the distribution of personal carbon allowances and shorter work...
On Our Radar: The Danube Ices Over
The river is partly or totally blocked from Austria to the Black Sea, crippling transport....
More Gyrations in the Price of Food
Global food prices have taken their first monthly jump since July, and a big one....
A Nuclear Milestone?
The Southern Company hopes the Nuclear Regulatory Commission will greenlight a $14 billion...
Debating a Resort for the Adirondacks
A state park agency has approved a sprawling resort project that could help revive the lim...
Finding Energy Advantages Six Feet Under
Ball State University says its ground source heat pump system will soon be the largest ins...
Wild Salmon Are Not Holding Up, Study Finds
Salmon populations in California's Mokelumne watershed are on the rise, but it turns out t...
The Secret Life of the Rambling Puffin
From an island off Maine to the Labrador Sea to the vicinity of Bermuda, the puffin really...
A Very Warm January
The average temperature in January in the United States was 36.3 degrees Fahrenheit -- 5.5...
Hatcheries vs. Wild Salmon
Salmon populations in California's Mokelumne watershed are on the rise, but it turns out t...
Surplus Renewable Energy: An Update
From interregional sharing to the development of batteries, the energy secretary offers id...
From 2 Satellites, the Big Picture on Ice Melt
Researchers calculate that from 2003 to 2010, the world's glaciers and ice caps lost about...
On Our Radar: A Subglacial Lake
Scientists say they have drilled down through ice and reached Lake Vostok, the largest of ...
A Fresh Take on Chaotic Weather
An online presentation takes readers through what scientists can and cannot conclude about...
Urban Garden? Check. Now, Chickens.
City dwellers are making some headway in securing local permission to raise a small number...
On a Snowmobile, Stippled Pleasures
Although she is more of a skiing or walking, reflective sort, the author gets a thrill bar...
Fracking Is Not a 'Fait Accompli' for 2012, N.Y. Official Says
The state's top environmental official says his staff faces months of work on revised rule...
On Our Radar: Quake in the Philippines
At least 88 people are dead and/or missing. The country has tried to upgrade its disaster-...
Crossed Fingers for a Threatened Butterfly
The Bay checkerspot vanished from a park in Northern California after nitrogen pollution f...
On Our Radar: A Chinese Challenge on Airline Emissions
China says it has instructed its airlines not to comply with European Union rules requirin...
A Scramble to Rescue Dolphins
No explanation has emerged for the unusually high number of dolphins landing on Cape Cod b...
A Bay Area Experiment in Electric Bike Sharing
A program will encourage people to drive less or give up cars altogether, with far less sw...
Report: Sierra Club Accepted Gas Industry Money
An article raises the issue of whether the Sierra Club's support of natural gas as a "brid...
Coral, Part II: Is the Cold or Heat More Lethal?
Researchers find that extreme cold induces acute stress in coral but that heat is ultimate...
Warming Seas and Corals: A New Conundrum
A new study based on research in western Australia suggests that warming seas can benefit ...
On Our Radar: Military Drones That Mimic Butterflies
To aid defense contractors, researchers try to map how butterflies carry out an astonishin...
Federal Government Opens More Ocean to Wind Projects
The Interior Department says that offshore wind farms pose no significant threat to the en...
Evidence for Jellyfish Invasion Is Lacking, Study Says
There is insufficient data to support the common wisdom that jellyfish populations are exp...
Smarting Over Cod Shortages, Fishermen Blame Seals
Scientists denounce a proposal in Canada for killings of Atlantic gray seals, saying there...
A Whooping Crane Migration Will Finish By Truck
The wayward birds could not be persuaded to follow a pilot flying an ultralight plane....
On Our Radar: A Glacier Thief?
After intercepting a refrigerated truck carrying illicit ice, the authorities accuse the d...
For Locusts, Overgrazed Land Is a Treat
Counter to their expectations, researchers discovered that locusts thrive on land that is ...
Advising Congress to Cede Control
It would be better to seek local consent in choosing a site for a nuclear waste repository...
'Gasland' Filmmaker Arrested at Capitol Hearing
Republicans on a House committee did not appreciate a film crew's presence at a hearing on...
On Our Radar: A Crisp View of Earth
The Suomi N.P.P. satellite is carrying five instruments, the biggest of which, the "Visibl...
New York's Solar Balance Sheet
Although projections suggest that the costs of installing solar energy may outweigh the be...
Quakes and U.S. Reactors: An Analytic Tool
A computer model traces geologic faults east of Denver, opening the way for an analysis of...
Is Your Building Gobbling Energy?
A new map gives New Yorkers a relative idea of how much energy the buildings in their neig...
On Our Radar: Barrier Urged to Halt Asian Carp
Other suggestions include placing barriers in five locations near Lake Michigan and a "mid...
In the Little Ice Age, Lessons for Today
A new study underlines just how rapidly the global climate can be altered by a change of 1...
An E-Waste Depot for Brooklyn
A warehouse on President Street in the Gowanus section will start accepting unwanted elect...
A Stalwart Park Makes Do With Less
Edgewood Park in California, which had three full-time rangers in the mid-1990s, now has j...
Weighing Tariffs on Chinese Solar Panels
A preliminary finding by the Commerce Department suggests that if penalties are levied, th...
Climate Action: A Critique
A critique of a widely challenged Op-Ed article suggests that the authors misread research...
An Oil Minister, Plugging Renewables?
Saudi Arabia's oil minister says he sees a purpose for renewable energy in his country and...
A Fresh Take on the World Food Problem
Genuine reforms are under way, the authors of a new report write, but they have been slow ...
Europe Zeroes In on Shipping Emissions
The Costa Concordia disaster has helped focus attention on the environmental effects of he...
On Our Radar: Mapping India's Solar Power
India, which has long relied on NASA data regarding its solar sweet spots and is chronical...
A Plea for Southern Treasures
From highway construction to mountaintop mining to pollution runoff, a group documents thr...
New York's Fracking Deliberations Inch Along
A meeting with an advisory panel is deferred, suggesting that the decision-making process ...
Racing Up (and Down) the Performance Index
In the latest Environmental Performance Index, Switzerland is at the top, Russia is much c...
When Marine Mammals Become Food
Rising human consumption of marine mammals in tropical regions poses a threat to animals l...
On Our Radar: 6 More Coal Plants to Close
FirstEnergy says it would not be cost-effective to install scrubbing technology at aging p...
Reaping a Bonus From Cap-and-Trade
Rather than imposing higher costs on consumers and businesses, the Regional Greenhouse Gas...
How to Manage U.S. Forests, Version 3.1
U.S. Agriculture Secretary Tom Vilsack sets out the Obama Administration's new blueprint f...
Is Spent Nuclear Fuel Really Waste?
A special commission on nuclear waste is not bullish on the near-term prospects for reproc...
Panel Urges 'Urgent' Solution on Nuclear Waste
A special panel warns that if a disposal site is not expedited, the federal government wil...
They've Done It Again: An Albatross Chick
For the second time, an endangered short-tailed albatross couple have produced a chick on ...
Apple, Electronics and Environmental Ills
Environmental groups say that while multinational corporations like Apple are trying to im...
Apple in China: Taking Readers' Questions
The pace of innovation in high technology carries a price: difficult, even toxic condition...
On Our Radar: A Beached Whale
An examination of the whale's ribs and vertebrae indicates that it was probably struck by ...
Animation Charts Modern Global Warming
In the animation, reds indicate temperatures that were higher than average during a baseli...
Oil Supply as a Strategic Risk
In an opinion piece in the journal Nature, two professors argue that given the constraints...
Historic Buildings May Be Greener Than You Think
"Greening" historic buildings in New York City is often more about optimizing existing ele...
Is Brazil Backsliding on Deforestation?
A bill seeking to overhaul Brazil's 47-year-old Forest Code is the most serious test yet o...
On Our Radar: A Big Solar Storm
High-energy particles raining down around the polar regions generate intense auroras....
California's Lead in Solar Is Slowly Eroding
A new report from Environment California details which areas of the state have the most s...
Runaway Salmon Stir Conservation Worries
The disappearance of 300,000 farmed Scottish salmon from their cages in a storm has left m...
Not All Wetlands Are Created Equal
From biological diversity to carbon storage, restored and artificially created wetlands la...
Wasting the Wastewater
The reuse of municipal wastewater will be important to meeting future demand for freshwate...
Can the Cowman and the Panther Coexist?
The recovery of the endangered Florida panther has led to killings of calves in the southw...
On Our Radar: Solar Kits for Haitians
A government program aims to promote gridless electricity as well as repair and extend pow...
Wanted: Parking Space for Nuclear Waste
The nuclear industry's policy group joins with utility coalitions to press for centralizat...
Sounding an Alarm on Birds and Mercury
Mercury, which drifts into the Northeast largely from coal-burning power plants in the Mid...
How to Get Help Paying for Heating Oil
The government as well as private nonprofit groups offer help to people who are having dif...
Unlocking Seaweed's Next-Gen Crude: Sugar
A startup pins its hopes on research showing that a genetically modified strain of bacteri...
Complications of Hacking the Planet
Countering some longstanding fears about geoengineering, a new study finds that managing i...
'Romeo' Is Dead, but Lemur Conservation Endures
The Duke Lemur Center lost a cherished animal over the weekend, but efforts to conserve an...
On Our Radar: Freshwater Bulge in the Arctic
Data from satellites indicate a significant swelling of water in the Beaufort Gyre, partic...
Home, Home ... on Less Range
A study predicts that climate change will cut into the future profits of California cattle...
On Our Radar: Compensation for Yellowstone Spill
Exxon Mobil will pay the state of Montana $300,000 in cash and spend $1.3 million on envir...
First Round: Entergy 1, Vermont 0
A federal court ruling suggesting that Vermont overreached in seeking to shut down a nucle...
Pushing the Green Button for Energy Savings
Companies show off tools for helping homeowners make use of energy usage data they can dow...
State Department Readies an R.S.V.P.
House Republicans want Secretary of State Hillary Clinton to testify before a subcommittee...
Two More Billion-Dollar Weather Disasters
Severe weather last July in in the Rockies and Tropical Storm Lee in August and September ...
Agriculture and Climate Change, Revisited
Chagrined by the failure of delegates to embrace agriculture as a formal priority in clima...
On Our Radar: House Panel Summons Clinton on Keystone Pipeline
Testimony by Mrs. Clinton would highlight the pipeline divide, which Congressional Republi...
Administration Withdraws Interior Candidate
A nominee asks that she be withdrawn from consideration after Republicans object to commen...
Car Batteries Are Not Just For the Car
Coda Holdings will make minor changes to battery packs for its cars and sell them individu...
Calculating the Carbon Value of a Swamp
A group is selling carbon credits to finance wetlands restoration along the Gulf Coast....
In Bat Deaths, a Catastrophe in the Making?
The estimated death toll from a fungal disease in eastern North America has soared from on...
State Department Opposes Quick Action on Keystone XL
The State Department is expected to say that routing, environmental and safety concerns ra...
Down on the Farm, a Sculpture Finds a Second Life
The Pennsylvania Farm Show's famed butter sculpture finds a new use this year, returning t...
On Our Radar: Ailing Rice Coral in Hawaii
The cause of the disease, known as Montipora White Syndrome, remains unknown. It involves ...
Wind Turbines and Health Hazards
A study commissioned by a Massachusetts state agency finds no conclusive evidence that the...
The Pleasures and Pitfalls of Off-the-Grid Solar
Factory-rated output is not woods-of-Maine output, the author discovers as he adds up the ...
Infographic: Americans’ Utility Spending
What’s One Block Off the Grid? One Block Off the Grid organizes group deals on so...
U.S. Bans Imports of 4 Invasive Snakes
The Interior Department acts after struggling for years to prevent nonnative constrictors ...
The (Solar) Light at the End of the Tunnel
Seven military bases in Southern California could accommodate the addition of 7,000 megaw...
32,100 and Counting: New Yorkers Speak Out on Fracking
Many boxes of comments on the prospect of horizontal hydraulic fracturing remain to be cou...
Helping Teachers Stand Up for Science
The National Center for Science Education has added climate change to its mandate, offerin...
On Our Radar: Capsized Ship Stirs Environmental Worries
The race is on to prevent the escape of fuel or other pollutants from the capsized Costa C...
On the Horizon, Planes Powered by Plant Fuel
On Tuesday, a San Diego company plans to announce $17 million in new financing to continu...
Voracious Demand Threatens Manta and Mobula Rays
In a surprisingly short space of time, a market for the creatures' gill rakers has develop...
Evaluating Feedback on Fracking Rules
E.P.A. suggests revisions to New York's planned controls on hydraulic fracturing....
Shell's Arctic Drilling Plan Clears Hurdle
Opponents of Shell Oil's planned Arctic drilling lose a round before an Environmental Prot...
Our Top Ten Infographics of 2011
2011 was a great year for infographics at One Block Off the Grid, but our #1 traffic-grabb...
On Our Radar: Reducing Soot and Methane
Scientists suggest that focusing on 14 ways to cut emissions of those heat-trapping substa...
From the Jungle to J.F.K., Viruses Cross Borders in Monkey Meat
A pilot program in which the C.D.C. and conservationists intercepted tissues entering the ...
Toward a National Coastline Policy
The White House will work with the states and various groups to develop plans for the "sus...
On Our Radar: A Fracking Confrontation in Ohio
Residents of Youngstown express disappointment after state officials decline to link 11 ea...
For One Roaming Bird, Climate Change Is No Albatross
Scientists suggest that stronger and shifting winds will allow albatrosses to obtain the f...
New York Plans Bigger Recycling Effort
Long viewed as a laggard on the garbage front, the city plans to double the amount of wast...
No-Fishing Rule Roils Southern California
Environmentalists hail a ban on fishing in 350 square miles of state waters as a boon to f...
Getting Ready to React to Fukushima
Rather than await studies, the nuclear industry suggests installing twin sets of emergency...
Maybe It Fits Better in a Tweet?
CleanEdge, BrightSource, SolarReserve: do energy companies distrust spaces between words?...
On Our Radar: The Nation's Greenhouse Gas Culprits
The E.P.A. breaks down the major sources of greenhouse gas emissions from stationary fuel ...
A Deadline for Fracking Comments
New York State wraps up the public comment period on regulations it has proposed for polic...
38 M.P.H. and Lots of Places to Land
Whooping cranes grounded by a complaint filed with the F.A.A. are to resume their flight t...
Obama Drops by the E.P.A.
"I do not buy the notion that we have to make a choice between having clean air and clean ...
Starting Small With Home Solar Water Heaters
(Guest Post by Solar Gaines LLC) Solar may be getting more and more affordable, but for m...
Cocos Island Odyssey: A Video Coda
Reflections on the importance of research on biodiversity and assembling a "library" of sp...
Revisiting the Deepwater Horizon Plumes
Instead of forming undersea rivers or plumes, a study suggests, dissolved oil and gas from...
On Our Radar: A New Snake
A snake found in a heavily logged area of eastern Tanzania is likely to be classified as ...
Songbirds as a Casualty of Warming
As a result of a warming trend, elk can remain at higher levels and eat vegetation year ro...
Biomass and Electricity, Part 2
ClearEdge Power, based in Oregon, has announced a deal with Güssing Renewable Energy of ...
Oil Sands Foes Are Foes of Canada, Minister Says
Denouncing opponents of the Keystone XL project, Canada's environment minister says they a...
Crane Migration Can Resume, F.A.A. Rules
Grounded whooping cranes can continue on their trip to Florida with a pilot as surrogate p...
Interior Secretary Signs Grand Canyon Mining Ban
The interior secretary says that jobs in tourism and outdoor recreation far outweigh the p...
On Our Radar: Arctic Oil Discovery
The discovery appears to brighten prospects for Norway's industry, which had not had much ...
Biomass and Electricity, Part One
A company harnesses biofuel from landfills to generate electricity with minimal releases o...
Meet Madagascar's New Lemur
Researchers hope the discovery of a new species of mouse lemur will bring more attention t...
Legal Problem Grounds a Bird Migration
The F.A.A. fields complaints that pilots who act like birds, flying ultralight aircraft to...
U.S. to Ban New Uranium Mining Near Grand Canyon
The Department of Interior plans to announce a 20-year moratorium on new mining claims in ...
A Mini-Eden for Endangered Orangutans
Conservationists try to help sustain the population by rehabilitating former captives and ...
Rethinking the Effects of Aerosols
A study projects that the elimination of direct atmospheric aerosols over the eastern Unit...
Illegal Fishermen 4, Enforcement 0
Even when suspected illegal fishermen are caught, penalties can be elusive, as two recent ...
On Our Radar: Road Checks for Invasive Species
Minnesota officials will check for the presence of zebra mussels and other invaders in boa...
On Our Radar: Chinese Airlines Defy Europe's Emissions Rules
Under regulations that took effect on Jan. 1, airlines that fail to pay emissions allowanc...
Saltwater May Not Deter Florida's Pythons
Could invasive Burmese pythons hitch a ride to the Florida Keys?...
The Race to Document Biodiversity
Biodiversity can be viewed as earth's greatest library, the author writes -- meaning that ...
For Seal Pups on Thin Ice, a Short Childhood
Fewer ice drifts and an earlier arrival of spring imperil many harp seal pups. ...
And Now, the Oil Industry Caucus
The president of the American Petroleum Institute said the United States would achieve die...
A Photographic Blast From the Past
The National Archives unearths thousands of photographs commissioned by the fledgling Envi...
On Our Radar: Dredging the Gowanus Canal
The E.P.A. weighs various alternatives for dredging and capping toxic material in a cleanu...
Amid Dark Vents in the Depths, Something Stirs
Fathoms below the freezing waters off Antarctica, unique communities clustered around hydr...
It's Organic, but Is It Natural?
A question for readers: Does it matter to you if your organic produce was grown hundreds o...
On Our Radar: Quakes and Fracking
Recent quakes in Youngstown, Ohio, were the 10th and 11th to occur near a 9,200-foot-deep ...
The Convoluted Economics of Storing Energy
Some companies are betting that the increased use of solar panels will open the way for so...
A Choreographic Feeding Frenzy
Diving at night, a scientist discovers how a vast mob of sharks manages to find enough pre...
On Our Radar: Oil Washes Ashore in Nigeria
Royal Dutch Shell maintains that the oil could not have not have traveled from the big spi...
A Boom Year for Illicit Elephant Ivory
Once hundreds of small ivory seizures are accounted for, 2011 could prove to be the worst ...
A Second Chance for Christmas Trees
Around the country, eco-conscious parks, businesses and local jurisdictions have devised i...
High-Tech Tools, Primeval Wonders
Clutching the side of a submersible while wearing a "rebreather" device, a scientist desce...
For Entrepreneurial 'Change Agents,' a Green M.B.A.
Bard College introduces a two-year masters program focusing on sustainable business practi...
Judge Blocks California's Low-Carbon Fuel Rule
A federal judge issues a preliminary injunction blocking enforcement of an important tool ...
On Our Radar: Scientists Appeal to G.O.P. Candidates
"Ignoring the issue of climate change places our health, our quality of life, our economic...
California's Delta Ecosystem Is Healthier, For Now
A report says that the population of endangered delta smelt in the Sacramento-San Joaquin ...
Closing In on Africa's Bush Meat Trade
Conservationists took inventories of bush meat markets in the hope of one day providing fo...
Bucking Solar Predictions, India Surprises Itself
Two auctions of electricity generated with solar power were far more successful than anyon...
Having “The Talk” With Your Kids, About Renewable Energy
Abstaining from electrical activity is one of the most important talks you can have with y...
The Puzzle of Rising Methane
Methane is already at two and a half times the level that prevailed in the atmosphere befo...
A Parade of Sharks, Dazzling Yet Diminished
Even though the author quickly spotted hammerhead sharks on a dive off Cocos Island, the s...
In Drilling Safety Debate, Hydrofracking's Not the Only Target
A lawsuit centers on conventional drilling in Chemung County, where residents sued over op...
Could Chicken Be the New Monkey Someday?
Studies tease apart the intricacies of bush meat consumption in Central and West Africa, w...
On Our Radar: Philippine Flood Toll at 1,250
Unusually heavy rains from a tropical storm resulted in landslides and flash floods that s...
Agency Smackdown, Round 2: A Critique of 'the Nuclear Party'
A former member of the Nuclear Regulatory Commission asserts that four of its members wrot...
After the Holiday Rush, Time for Reveries
In the Maine woods, the author has enough breathing room to contemplate Christmas trees pa...
A Visual Feast in an Undersea Twilight Zone
On a dive with "rebreather" rechnology and in a trip inside a transparent acrylic vehicle,...
On Our Radar: Nigerian Coast Braces for Oil's Advance
Shell says that as much as 40,000 barrels' worth was released during an accident 75 miles ...
On Our Radar: India's Growing Nuclear Sector
India's rapidly expanding nuclear power sector is stirring anxiety about insufficient regu...
Trucking Trout to Their Native Streams
About 50 adult fish along the Clark Fork River in Idaho and Montana are captured and trans...
In Internal Canadian Documents, a Warning on Oil Sands
From potential contamination of a river to possible effects on public health, an agency ti...
Biodiversity in Turkey, at Risk Yet Largely Ignored
Turkey's unusually rich trove of unique wildlife is little studied and seriously imperiled...
Shell Oil Spill Approaches Nigerian Coast
Shell estimates the spill at 40,000 barrels, or 1.68 million gallons. ...
E.P.A. Issues Limits on Mercury Emissions
"By cutting emissions that are linked to developmental disorders and respiratory illn...
Jackson Outlines Mercury Rule
The agency says that the cost to businesses will be dwarfed by the public health savings. ...
Gray Wolves in Great Lakes Off Endangered List
More than 4,000 gray wolves now roam the western Great Lakes region, meaning that they hav...
Unfit Salmon and 'Plain Old Darwinian Selection'
In just one generation, evolution can render captive salmon unable to perform well in the ...
On Our Radar: China Demands Emission Cuts
The government also pledges to "significantly" improve the safety of its nuclear plants an...
Submersibles, Camera, Action!
Relying on cutting-edge film and diving technology, a self-described "fish nerd" sets out...
Oh Danny Boy, the Pipes, the Pipes Are Failing
A report by a national engineering group outlines a growing gap between the need for capit...
New York Plans Greener Zoning Rules
A proposal from the Bloomberg administration and City Council would make it easier for pro...
Arctic Methane: Is Catastrophe Imminent?
Scientists say that an ocean warming sufficient to destabilize a lot of methane hydrates w...
On Our Radar: Reports of Power Plant Protest in China
Residents say that thousands blocked a road in a demonstration against the expansion of a ...
N.Y. City Council Requires Toxic Chemical Alerts
A council vote requires city education officials to contact parents when toxic chemicals a...
The Tree of Life Gets a Makeover
Newly mapped evolutionary relationships between plants may provide clues for improving agr...
A Uranium Project in the Political Cross Hairs
The House speaker wants President Obama to make good on a campaign pledge to aid a uranium...
On Our Radar: Hundreds Die in Floods in the Philippines
Water flowed faster down down mountainsides stripped of trees, Philippine officials sugges...
For Green Groups, a Shift in Tactics
With campaigns like Unfriend Coal, environmental groups find new ways of mobilizing grass-...
Congress Approves Pipeline Safety Bill
While acknowledging that the legislation is an improvement over current regulations, some ...
A Green Soda Bottle Race
Coca-Cola and Pepsi both say they plan to produce soda bottles made wholly from plants, bu...
Hunting Wolves Out West: More, Less?
Critics of wolf reductions say that state officials are allowing too many to be kill...
On Our Radar: Billions Needed for Texas Water Projects
The water board in Texas says the state should spend $53 billion to meet the demand for wa...
More Climategate Patter
The British police say they raided a property and confiscated some computer equipment in p...
On Our Radar: Superfund Cleanups in N.Y.
Corporations had argued that state regulations require them only to address significant en...
Malaysia Emerging as Transit Point for Ivory Smuggling
Fifteen tons of elephant tusks and other ivory products shipped from Kenya were intercepte...
Is Methane Anxiety Warranted?
A paper suggests that the emissions observed in recent years in warming seas off Siberia a...
A Fight in the N.R.C. Family
Members of Congress seemed to be playing marriage counselor on Wednesday to the Nuclear R...
Madagascar's Lemurs, Sacred No More
As traditional taboos break down, hunting emerges as a major threat to Madagascar's wildl...
Report Seeks Far Tighter Safety System for Oil Drilling
A panel investigating the 2010 gulf oil spill says that safety had not been a focus of th...
House to Hear Testimony on N.R.C. Leadership
Some members of the Nuclear Regulatory Commission have accused the N.R.C.'s chairman, Greg... |
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