U.S. efforts to put carbon dioxide from power plants and industrial facilities underground where they won't contribute to ...

Formations that look like jumbo-sized kidney beans (or blobs of chocolate syrup, depending on your palette) may be indicators of whether Mars was habitable in the distant past.

Colorado's forests store a massive amount of carbon, but dying trees -- mostly due to insects and disease -- have caused the state's forests to emit more carbon than they absorbed in recent years, ...

Some of Mars’ CO2 geysers erupt and create dark spots as large as 1 km across. They are fueled by considerable power and can ...

Alexandros Maragos via Getty Images Earth has broken another greenhouse gas emissions record: The levels of carbon dioxide in ... “Even if it looks like we won’t meet the ambitious Paris ...

The scene was a familiar one in rural Louisiana as big companies look for large tracts over the state's prime geology to store carbon dioxide ... we need to be paid like we're saving the world." ...