La Niña has finally emerged after months of anticipation, but there’s a catch. The climate pattern — which typically has an outsized influence on winter weather in the US — is rather weak and may not ...

Hydroperoxides are strong oxidants that have a significant influence on chemical processes in the atmosphere. Now, an ...

A sign for a Christmas tree farm is pictured as flood waters from the Snohomish River cover Marsh Road off State Route 9 in Snohomish, Washington, on December 11, 2025. Tens of thousands of people ...

Over the last decade, humanity's emissions of carbon dioxide (CO₂) have stabilized after a period of huge growth. Average growth is now down to just 0.6% per year, compared to 2% per year in the ...

Despite El Niño and La Niña’s pervasive influence on global climate, atmospheric rivers don’t appear to follow their lead. “Atmospheric rivers don’t dance to the tune of ENSO,” said Alexander ...

Our changing climate is set to dramatically alter atmospheric rivers—powerful storms that carry vast amounts of water vapor and heavy rainfall—that batter the West Coast of the United States. That's ...

Hot air holds more moisture. That’s why you can blow your hair dry even after a steamy shower. It’s also what dumps rain in the tropics and sucks water from desert soils. A new study, published in ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Atmospheric rivers are a plume of moisture ...

Atmospheric rivers are massive plumes of moisture carried across the sky that can dump heavy rains or snow over land. Atmospheric rivers generally form in tropical regions, where warm temperatures can ...