August 2, 2016

A record-smashing hurricane season in the central North Pacific. Water rationing in Puerto Rico. The biggest one-year jump in atmospheric carbon dioxide concentrations. These and more of 2015's extreme events had one thing in common: El Niño.

June 21, 2016

A non-stop parade of thunderstorms pounded parts of Europe during the end of May and beginning of June.

Degassing volcano
June 15, 2016

Human activities emit 60 or more times the amount of carbon dioxide released by volcanoes each year.

May 18, 2016

One reason the Fort McMurray area was at high risk for an early-season forest fire was that April snow cover was well below average in much of western North America.

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