Geography

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

This page features drone-captured imagery of the Blue River, north of Silverthorne, Colorado. A tributary of the Colorado River, the Blue River runs for 65 miles and offers Gold...

Once criticized for being a profligate user of water, fast-growing Phoenix has taken some major steps — including banking water in underground reservoirs, slashing per-capita use, and recycling wastewater — in anticipation of the day when the flow from the Colorado River ends.

In the arid West, water verbs are often bureaucratic. Rivers, streams and lakes are allocated, decreed, diverted, divided and used. Droplets are distributed to serve human needs. Scarcity drives...

This page features drone-captured photos and videos of Paonia Reservoir on Colorado's Western Slope. Located 16 miles northeast of Paonia, the reservoir lies along Muddy Creek, upstream from...

Water managers from the Colorado's River Upper Basin visit the Lower Basin on a fact-finding trip.

Scientists use machine learning and hand-collected data to better predict snowfall and storm impacts

This page in our free multimedia library features aerial photos of Lake Nighthorse, near Durango, Colorado. The 1,500-acre reservoir, which filled for the first time in 2011, was created by...

The combination of groundwater pumping and warmer temperatures is shrinking aquifers and lowering water tables in Arizona.

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...