carbon

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. is planning 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.

Should we concentrate farming in a small area, or spread it out to reduce the environmental impact? It's a dilemma farmers face as they feed a growing planet. A new study weighs in.

Warming oceans are hurting the shellfish industry. Scientists are hoping that seagrasses, like seaweed, can help soak up extra carbon in the water.

Just what exactly is permafrost? And what is happening now that it's warming up? To find out, we enter the Arctic Circle's secret world of ice and frozen history.