The kitchen refrigerator is an obvious contributor to global warming because it usually sucks in electricity that was made by burning fossil fuels. But it turns out that the refrigerator does harm to the environment before it is even plugged in becau...

The broad-brush conclusion of a new federal report on the future impact of climate change on water in the West is a bit familiar. Throughout the West, there will be less snow, and what snow there is will melt faster. The dry Southwest is going to ge...

A new class of transparent photovoltaic cells has been developed that can turn an ordinary windowpane into a solar panel without impeding the passage of visible light, scientists said Tuesday. The cells could one day transform skyscrapers into giant ...

For environmentally conscious students, choosing a school with green principles is getting a little easier. This week the Princeton Review, the test prep firm and creator of popular college guides, and the U.S. Green Building Council, a nonprofit org...

The Environmental Protection Agency has become, for some of libertarian or Tea Party convictions, something of an embodiment of government run amok. Environmentalists see the agency, at its best, as the defender of people’s health and the environme...

Associated Press Officials including Energy Secretary Steven Chu, at front at far left, and Gov. Jerry Brown of California, second from left, dedicating a new solar panel factory in Milpitas, Calif., this week. A potentially dim week for the American...

Associated Press A NOAA satellite image taken Thursday showing patchy clouds developing in the Caribbean. As my colleagues Eric Lichtblau, Ron Nixon and I report in summary form in Thursday morning’s paper, the budget deal moving through Capitol Hi...

Associated Press An iceberg melting in Kulusuk Bay in eastern Greenland. For readers who are following the science of sea-level rise, a new overview paper has been published that makes indispensable reading. One of the great experts in the field, Joh...

The wave energy from the event was on par with the 2004 Indian Ocean tsunami, which killed more than 200,000 people, a researcher says.

Democrats seize on the cuts as an illustration of Republican recklessness in pursuit of reduced federal spending.

A congressman calls an E.P.A. plan a "power grab" that exceeds its authority under the Clean Water Act and says that the agency has failed to calculate the program's impact on jobs and the region's economy.

With polar bears getting less time on the shrinking ice to fatten up on seals, they are coming ashore with less energy stored up for the difficult summer months.

The walrus will be designated a "candidate" species for listing under the Endangered Species Act, but it will be near the end of the list, the government says.

No international cooperation mechanism has been set up to manage these migration flows, according to a forthcoming report from the Asian Development Bank.

The Energy Department provided $27 million to nine new solar projects under a program to drive down the cost of solar power production.

The Energy Department has offered a large loan guarantee to a Texas company that plans to spend $1 billion on four plants to convert wood chips into biodiesel.

A buildup in stocks related to rising oil imports derived from Canadian oil sands has helped make crude significantly cheaper in the United States than it is in Europe or Asia.

The findings are another indication that recent global warming is atypical in the context of historical climate fluctuations, a paleoclimatologist says.

Co-chairman of the presidential panel that investigated the BP oil spill will explain their key conclusions at House and Senate hearings and urge Congress to strengthen oversight of offshore drilling operations.

Scientists are pursuing ideas about how a drastic decline of sea ice in the Arctic might be playing a role in a pattern of frigid temperatures, snow and ice at points south.

Experts dispute a contention by property owners that elevated levels of carbon dioxide on their property can be attributed to gas from a carbon-capture reservoir.

Bike traffic is up 70 percent on London's streets.

Mascoma says Valero, the independent oil refiner, has agreed to take the entire output of a new commercial plant that would generate ethanol from sources like wood scraps or paper.

2010 tied with 2005, the National Oceanic and Atmospheric Administration reports, indicating that global warming continues unabated.

A manufacturer estimates that more than three times as much wind power capacity was installed in China last year than in the United States.

An Idaho congressman says his aim is to rein in the agency's regulatory power.

Climate models alone suggest that there is a significant risk that nine species could disturb ecosystems, two researchers say.

A reporter finally grasps the pull of the teeming gulf waters.