Two non-profit groups in Crested Butte work to clean up waters still polluted from the Keystone and Standard mines.
Colorado water officials hope to combat algae blooms caused by rising temperatures and an increased use of phosphorus-laced lawn fertilizers.
Beyond flooding, the unpredictability of the world's rivers is perpetuated by rare avulsions, which can cause them to abruptly change course.
Colorado Stone Quarries must rehabilitate streams they illegally diverted in 2018, but some say even more needs to be done.
Carbondale and the Roaring Fork Conservancy are finalizing funding to restore a half-mile stretch of the Crystal River and 18 acres of riparian habitat.
Steamboat Springs is trying to comply with state regulations and also cool down chronically high temperatures in an impaired stretch of the Yampa River.
This page features photos of the Santa Cruz River in Tucson, Arizona. The Santa Cruz begins in southern Arizona, dips into northern Mexico, and meets the Gila River, a...
Despite water shortages along the drought-stressed Colorado River, experimental flows resumed in Mexico to revive trees and provide habitat.
The shrinking desert lake has long been a trouble spot beset by rising salinity and unhealthy dust blowing from its increasingly exposed bed.
The highly altered waterway still harbors stretches of wild beauty.
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