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Obama Just Created a Carbon Cap-and-Trade Program

The U.S. Environmental Protection Agency's new limits on carbon dioxide emphasize interstate cooperation.

What Changes to Expect from Obama’s Clean Power Plan

The U.S. EPA will soon unveil a sweeping regulation to cut carbon emissions from the electricity sector.

What Has Changed Since Climate Talks in Copenhagen?

Is the world better suited for a climate agreement than it was in 2009?

Study: Warming May Bring Heightened Salmonella Risk

Researchers say extreme weather and temperature events may lead to an uptick in salmonella poisoning.

Missing: One Year’s Worth of California Rain

California's rain deficit during its record-setting drought is about one year's worth of normal rain.

Drought May Stunt Forests’ Ability to Capture Carbon

A new study shows that droughts are harming forests' ability to store carbon and mitigate climate change.

What Warming Means for 4 of Summer’s Worst Pests

Climate change could mean more summer pests like mosquitoes and ticks across more parts of the country.

Fossil Fuels May Bring Major Changes to Carbon Dating

Fossil fuels are altering the ratio of carbon in the atmosphere, skewing the age of carbon dated objects.

Rain, Storm Surge Combine to Put U.S. Coasts at Risk

Compound flooding, when heavy rains and storm surge combine, is an increasing risk for U.S. coasts.

Rising Sea Levels Could Decimate Sea Turtle Nests

Turtle eggs submerged under sea water are less likely to hatch, a Great Barrier Reef study shows.

Are Countries Obligated to Fend Off Climate Change?

Here’s what a Dutch court's speedy emissions ruling could mean for the rest of the world.

GAO Report Sees Climate Risks to Army Corps Projects

The GAO says many Army Corps projects are highly vulnerable to extreme weather.

New Grants Fund Research for Underseas Carbon Storage

The federal government is spending $12 million on carbon capture and storage research.

Recession Caused U.S. Emissions Drop, Study Says

A new study finds that the recession, not natural gas use, caused carbon emissions to drop.

Dire Climate Warning Raises Questions, Not Answers

NASA's former climate chief sounds the sea level rise alarm, but the findings aren't wholly conclusive.

EU Climate Chief Says “No Plan B” for Paris Climate Talks

EU Climate Chief Miguel Cañete urges world leaders to force their ministers to agree a deal.

Marine Conservationists Work to Curb Ocean Stress

Conservationists are taking action to help protect "stressed out" oceans.

Russia, U.S. Sign Fishing Ban in Arctic as Sea Ice Melts

The United States, Russia and other Arctic nations signed an agreement to bar their fishing fleets from the Arctic.

4 Takeaways from the Annual Climate Review

The annual State of the Climate report shows how 2014 broke all kinds of warming records.

Heavier Rains Mean More Toxic Blooms for Lake Erie

Warming is expected to bring heavier rains, which could mean more toxic algae blooms for Lake Erie.

Gallery

Oklahoma City’s Wet Wednesday The city recorded more than 7 inches of rain in 24 hours, the third-highest single day rainfall total for any day on record.

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