A radical change in a key phenomenon responsible for precipitation is happening across the world and researchers are concerned.

adding to global warming and affecting animals that rely on the ice. An earlier study I was involved in found that the trend in summertime atmospheric river activity may contribute 36% of the ...

Al Roker talks to climate scientist Alexander Gershunov about the conditions that made the L.A. wildfires so devastating.

Atmospheric rivers, also described as "rivers in the sky," cause more than 80 percent of all flooding damage across the West ...

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

co-author and Professor in the Department of Atmospheric and Oceanic Sciences. "This is essential for understanding Earth's response to global warming and making informed decisions for future ...