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Renewables Poised for Rapid Growth Worldwide

Renewable energy is expected to be the source of about 28 percent of the world’s electricity by 2021.

Shipping Industry Mulls Modest Steps to Slow Warming

Because shipping traverses nations, it escaped direct scrutiny under the landmark Paris climate pact.

Carbon Dioxide Passed Critical Threshold in 2015

The world just had its first year where carbon dioxide averaged more than 400 ppm around the globe.

U.S. Energy Shakeup Continues as Solar Capacity Triples

Solar power capacity in the U.S. is poised to nearly triple in size in less than three years by 2017.

U.S. Senate Could Block Landmark HFC Climate Treaty

A new deal to reduce the use of powerful climate-changing chemicals will require Senate approval.

Scientists Warn Negative Emissions Are a ‘Moral Hazard’

Removing carbon emissions from the atmosphere to prevent global warming is a fool’s game, scientists say.

Record Warmth Helps Shrink U.S. Carbon Emissions

Energy related carbon dioxide emissions hit their lowest point since 1991 during the first six months of 2016.

Climate Change Behind Surge in Western Wildfires

Global warming is being blamed for 44 percent of the total area burned in Western forest fires since 1984.

Oil, Gas and Cows Culprits in Methane Spike, Study Says

New research finds that cows and wetlands are driving a rise in methane emissions more than oil and gas.

191 Countries Strike Deal to Cut Aircraft Emissions

An agreement struck Thursday could allow airlines to grow without also growing their impact on the climate.

Landmark Paris Climate Pact to Take Effect in 30 Days

A key threshold for the Paris climate pact has been surpassed, meaning it's nearly ready to take effect.

Ethanol in U.S. Gas Tanks is Backfiring for Climate Change

Researchers say the Renewable Fuel Standard is failing to deliver on its environmental promises.

OK Fine, Here’s the Carbon Dioxide Spiral

The planet has passed the 400 ppm carbon dioxide threshold. This spiral brings home what that means.

Greenhouse Gases From Reservoirs Fuel Climate Change

Reservoirs are responsible for 1.3 percent of global man-made greenhouse gas emissions, a study says.

Appeals Court Mulls Challenge to Clean Power Plan

The legal challenge to the Clean Power Plan was argued in federal appeals court on Tuesday.

The World Passes 400 PPM Threshold. Permanently

Carbon dioxide just hit its annual minimum at Mauna Loa Observatory and failed to dip below 400 ppm.

Clean Power Plan Faces Appeals Court Showdown

Legal challenges to the Clean Power Plan will be argued in a federal appeals court Tuesday.

What 2 Million Years of Temps Say About the Future

New findings indicate the planet could be in for nearly double the global warming as previously thought.

America’s Climate Plan Falls Short of its Promises

If America wants to keep its promises to the world, it will need to clamp down more on pollution.

100 Countries Push to Phase Out HFCs

Hydrofluorocarbon used in air conditioners could add 0.5°C to global temperatures by the end of the century.


The Future of Freezing High-resolution animated projection maps for how the cold and snowy months will thaw this century.

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