An initiative of the Center for Environmental Journalism at the University of Colorado Boulder

Photos: Gila River, Arizona

This page features imagery of the Gila River in Arizona. Flowing through New Mexico and Arizona, the 649-mile Gila River is a tributary to the Colorado River, though today only...
Chimney Hollow Reservoir under construction photo

Two new Colorado River reservoirs are rising on the Front Range, are they the...

Two new water storage projects designed to capture the flows of the Colorado River may represent the end of an era on the river.

The westward spread of zebra and quagga mussels shows how tiny invaders can cause...

Fingernail-sized mollusks are spreading through U.S. rivers, lakes and bays, clogging water supply pipes and altering food webs.

Photos: Senator Wash and Squaw Lake, February 2021

This page features photos of Senator Wash Reservoir and Squaw Lake along the Lower Colorado River. Located just above Imperial Dam on the California/Arizona border, both Senator Wash and Squaw...

After initial failure, new effort could bring green hydrogen pilot project to Yampa River...

Colorado, New Mexico, Utah and Wyoming form a partnership to compete for the financing of new hydrogen hubs.

Opinions differ on timeline as Crystal River Wild & Scenic efforts move ahead

Urgency to designate the Crystal River in Colorado as Wild & Scenic varies among the river's advocates.
Maywood Riverfront Park was built on the site of eight former industrial properties in Los Angeles County. Luis Sinco/Los Angeles Times via Getty Images

Flood maps show US vastly underestimates contamination risk at old industrial sites

Flooding in communities near former industrial sites threatens common pollution containment methods already in place.

Some still don’t have a reliable water source near the headwaters of the Colorado...

Residents of a mobile home park near Gunnison are often left without water because of unreliable supplies.

Emergency Colorado River rescue plan likely to include more Flaming Gorge releases, payments to...

Colorado, New Mexico, Utah and Wyoming may face requests for voluntary cutbacks in their use of Colorado River water next year.

Photos: Xeriscaping in Phoenix

This page features photos of xeriscaping in Phoenix, Arizona. Xeriscaping is the practice of designing landscapes to reduce or eliminate the need for irrigation. Homeowners can opt for yards filled...