What Exactly Is an Atmospheric River? Think of atmospheric rivers as narrow regions in the atmosphere that transport water vapor, with the average one carrying an amount roughly equivalent to the ...

SEATTLE — What's an atmospheric river? And how is it different from a bomb cyclone? And how is it related to a Pineapple Express? These questions are top of mind as an atmospheric river is impacting ...

BOGOTA, Colombia (AP) — Droughts have withered crops in Peru, fires have scorched the Amazon and hydroelectric dams in Ecuador have struggled to keep the lights on as rivers dry up. Scientists say the ...