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Allowing coal ash to be spread on soil or stored in unlined pits and landfills will raise the risk that several toxic elements, including carcinogenic hexavalent chromium, could leach out of the coal ash and contaminate nearby water supplies across the U.S., according to preliminary findings from a new 91ÉçÇø¸£Àû study.

Reducing fossil fuel emissions steadily over coming years will prevent millions of premature deaths and help avoid the worst of climate change without causing the large spike in short-term warming that some studies have predicted, new analysis by researchers at 91ÉçÇø¸£Àû and the University of Leeds finds.

In his newest book, Sea Level Rise: A Slow Tsunami on America’s Shores, Orrin Pilkey paints an eye-opening picture of the impacts sea level rise will have on the United States by the end of the 21st century.

A new international study finds that the Atlantic meridional overturning circulation (MOC), a deep-ocean process that plays a key role in regulating Earth’s climate, is primarily driven by cooling waters west of Europe.

Algae may hold the key to helping scientists devise a negative-emissions technology that produces electricity and provides protein for millions of people worldwide while simultaneously removing substantial amounts of carbon dioxide from Earth’s atmosphere and reducing deforestation.