The Colorado River basin has lost huge volumes of groundwater over the past two decades according to a new report from researchers at Arizona State University. Researchers used data from NASA ...

Colorado rescue teams had to conduct a swift water rescue on Wednesday night when a driver left the highway and fell over 300 ...

If you took a look at a map of Rocky Mountain snow right now you would see a lot of red. The mountains that feed the Colorado River with snowmelt are strikingly dry, with many ranges holding less than ...

Michael Gooseff and collaborators are gathering the first-ever continuous, long-term water quality sample of the Colorado River's upper basin. INSTAAR senior communication specialist Gabe Allen joined ...

It's a brilliant November morning in the heart of the Grand Canyon, and the ribbon of cold, clear sky framed by mile-high walls is growing bluer by the minute. A gentle breeze moves upstream along the ...

With a reddish tint from sediment carried over long miles, the mighty river that carved the Grand Canyon has been known by many names. Some Indigenous peoples called it “Dirty Water.” Spanish ...

The invasive zebra mussel species is spreading across Colorado and could eventually impact drinking water, agriculture and ecosystems if they aren’t eradicated — something experts say is really hard ...

Correction: The audio version of this story refers to Andrew Mead, the writer of an opinion piece in the L.A. Times. That is incorrect. The correct name is Aaron Mead. Climate change is affecting our ...