Geography

This page features photos of Blue Mesa Reservoir, along the Gunnison River in Colorado’s Curecanti National Recreation Area. Created by 390-foot Blue Mesa Dam, the reservoir is the largest lake located entirely within Colorado. The...

Tanya Trujillo brings two decades of experience on Colorado River issues as she takes on the challenges of a river basin stressed by climate change.

The vast majority of comments received by the agency opposed the proposed dam and reservoir in Western Colorado.

This page features fishing on the Green River in Utah. The Green River flows through Wyoming, Utah and Colorado, running 730 miles downriver before connecting with the Colorado River. About...

“We’re entering beaver land!” Zanna Stutz yelled joyfully. Stepping lightly over slick, wobbly mud and splashing through ankle-deep water, she approached a small dam created by nature’s engineers. A Woodhouse toad...

A farmer and environmentalist formed an unlikely partnership to improve fish habitat in the San Luis Valley.

This page features aerial photos of Cataract Canyon, along the Colorado River in Utah's Canyonlands National Park and Glen Canyon National Recreation Area. Cataract Canyon begins at the confluence with...

In dry, western Colorado, near the town of Glade Park, a high-elevation meadow is surrounded by aspens and firs. The grass is surprisingly bright green. That’s a clue, said...

This page features drone-captured images and videos of the Dolores River in southwest Colorado. The Dolores River begins in the San Juan Mountains and travels about 230 miles to meet...

New Mexico faces tough choices as a dire and historic drought continues and the Rio Grande is unable to give everyone what they want or need.