October 9, 2018

The 2017-2018 water year came to a dry end in California at the end of September, a year after wet conditions alleviated drought. 

August 30, 2018

Hot, dry conditions turned northern Europe brown during the summer of 2018.

July 13, 2018

Dust from the Saharan desert blew thousands of miles across the tropical Atlantic reducing visibility and air quality.

close up photo of a cross-section of a tree, showing growth rings
November 29, 2018

Tree rings can reveal the age of wood used to make human artifacts from famous violins to the cliff ruins of Mesa Verde, and also tell us about the climate conditions that prevailed when those trees were alive. 

July 27, 2018

Wondering how strong any potential El Niño might be this winter? Maybe you should look to the South Pacific for clues.