Videos of debris flows and mudflows from Storm Hilary.
Years of drought and climate change are causing water resources to dwindle in the Colorado River Basin. But farmers and scientists are collaborating to learn how to grow crops with less water.
In the past few decades, cities in Arizona, Colorado, and Nevada have vastly increased their water use efficiency. They’ve also learned lessons that can inform other cities’ efforts.
Some scientists think the Great Unconformity was caused by Snowball Earth’s glaciations. Recent work suggests these phenomena might not be related.
Policymakers, industry and conservation professionals, and tribal members explore pathways to a sustainable future for the millions of people reliant on the “lifeblood of the American West.”
This device allows scientists to measure how much snow is trapped in canopies and predict changes to snowpack—a critical factor in annual water availability.
Researchers collaborate with residents to measure airborne chemicals in homes and evaluate how clean the air really is after remediation from Colorado’s Marshall Fire.
Abandoned hardrock mines and climate change cause metals and other elements to leach into streams. They also put rare earth elements into the water, a new study finds.
As Earth’s climate changes at an unprecedented rate, the Surface Atmosphere Integrated Field Laboratory is studying precipitation on an unprecedented scale.
A comparative study of urban, semi-urban, and rural sites reveals that the species of atmospheric iron varies depending on location.