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For Air Pollution, Trash Is a Burning Problem

Open-air trash burning is polluting the air and contributing more CO2 emissions than scientists realized.

Warming in Europe Raises Risks of Tropical Diseases

As temperatures rise in Europe, researchers warn of the increased risk of mosquito-borne diseases.

Pests Pose Increasing Risk to Food Security

In a world with ever more competition for food, pests may pose the biggest threat.

Cut Carbon, Breathe Easier, Live Longer

A new study says a federal cap-and-trade policy could pay for itself 10 times over with health benefits.

Climate Change Ups Odds of a Southwest Megadrought

A new study shows that climate change is increasing the odds of long-term drought in the Southwest.

Coal Plants Lock in 300 Billion Tons of CO2 Emissions

Coal plants are committing the Earth to billions of tons of CO2 emissions in the coming decades.

Can Birds Be Protected From Huge Solar Plants?

Bird deaths have stoked legal action that could challenge half a dozen solar plants planned in Calif. and Ariz.

Depths of Atlantic May Hold Key to Global Warming Hiatus

Excess heat is being stored deep in the Atlantic and Southern oceans – not Pacific as previously thought.

Coal Terminal Decision Highlights Exports’ GHGs

Oregon coal terminal permit denial points to uncertainty about how coal exports greenhouse gas emissions.

How Climate Friendly is Bike Sharing? It’s Complicated

There's a lot scientists don't know about how bike sharing programs encourage less driving.

Marine Economy Takes a Dive as Ocean Acidity Rises

A new study says growing acidification off Alaska’s waters threatens the state’s whole economy.

Europe’s Forests Suffer Effects of Climate Change

New research shows that forest ecosystems are particularly vulnerable to rapid changes in the climate.

New CO2 Satellite Sends First Data Back to Earth

NASA's newest satellite sent back it first data and it looks like all systems are running smoothly.

Ongoing Coverage of Historic Drought in U.S.

A roundup of coverage on the most extensive and intense drought to hit the U.S. since at least 1956.

Keystone XL Will Spike Oil Demand and CO2, Study Says

New study says the State Department may have greatly underestimated Keystone XL's CO2 emissions.

Steady Increase in Flights Will Outweigh Carbon Cuts

Researchers say the demand for flights needs to drop to counteract the effects of growing carbon emissions.

For Canada, Tar Sands Are Bigger Than Keystone XL

For Canada, the tar sands' future hinges on the economic opportunity to bring oil reserves to market.

Indigenous Groups Give Tropical Forests a Carbon Boost

Tropical forests managed by local communities have the potential to sequester huge amounts of carbon.

Determining Methane Leaks Is Key to Climate Goals

Analysis and interactive explore how beneficial converting U.S. power from coal to natural gas could be.

6 Degrees: Arctic Sea Ice Is Melting, but East Coast Isn’t

Review of top climate news, from the state of Arctic summer sea ice melt to the cost of delayed action on climate.

Gallery

Philadelphia: July Days Over 90 Degrees By mid-century in Philadelphia, the sweltering heat of July 2010 may be thought of as cooler-than-average conditions