A new study found that the drying Great Salt Lake in Utah is now a major source of the gas emissions that are causing the climate to warm.

Peat, the foundation of the Okefenokee Swamp and of wetlands around the world, serves as an important global hedge against climate change.

At the sprawling array of laboratories and test facilities in the southeastern Idaho desert where the U.S. nuclear power industry was born more than 70 years ago, past, present and future are converging — even as the latest nuclear power plants begin to go online in Georgia.

Cutting greenhouse gas emissions rapidly and immediately will save lives, livelihoods and ecosystems around the world, scientists say. And there are lots of ways to go about it.

A system developed in the Netherlands for insulating existing homes has proven to be so cost-effective that it has attracted the attention of New York state, which plans to copy it.

The U.S. plans to rapidly reduce greenhouse gas emissions. This is America's return to the international climate stage. We break it down for you.

The United States is the only country to back out of its promises to reduce greenhouse gas emissions. America has contributed more cumulative carbon dioxide to the atmosphere than any other nation.

Rattan Lal, an Indian-born scientist, has devoted his career to finding ways to capture carbon from the air and store it in soil. Today, that idea has a catchy name: regenerative agriculture.