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The battleground for the proposed tar sands oil pipeline may be in Congress, but it’s Canada’s First Nations who are going to get hurt.

Lonesome George, the lovelorn tortoise, gets his own musical tribute.

Elizabeth Warren is voting no on Keystone XL, and she's making sure everyone knows about it.

After nine years, “The Colbert Report” is coming to an end. Dry your tears with this collection of our favorite environmental moments.

The new film “Antarctica: A Year On Ice” gives viewers a glorious taste of human life on this brutally cold continent.

In an interview with Stephen Colbert, President Obama warns of the Keystone XL pipeline's contribution to climate change.

The biggest utility company in the country has generated millions of tons of toxic coal ash waste. Now it has to figure out what to do with it.

The U.S. Forest Service recently protected most of the George Washington National Forest from drilling. Will more frack-free forests follow?

Happy Thanksgiving! Now act like a pilgrim and stop wasting your food.

Exposing the lax regulation and health risks of Alberta’s tar sands industry.