Greenhouse Gasses

(credit: CBS)

News Study Paints Sweltering Picture Of Future Climate

On the Stone Arch Bridge spanning the Mississippi River, environmental studies students basked Thursday under a warm October sun. And for instructor Jean Unzicker, no topic was more controversial than debate over the science of climate change.


Xcel Energy Responsible by Nature

Xcel Energy To Meet New Rules For Greenhouse Gases

Xcel Energy says it’s well-positioned to meet the new federal standards for greenhouse gas emissions.