Geography

This map depicts data from the National Drought Mitigation Center. Drought intensity categories are based on numerous indicators and local reports from more than...

This page features photos of agriculture in Pinal County, Arizona. Located in the central part of southern Arizona, Pinal County is one of the most...

About one-third of Navajo Nation residents lack running water in their homes and water pollution remains a serious issue in the region. We talk to Kaitlin Harris of DigDeep’s Navajo Water Project about solutions to these pressing problems.

This page features photos of the Dolores River and McPhee Reservoir in southwest Colorado. The Dolores River begins in the San Juan Mountains and travels about...

In Mexico, where the Colorado River approaches the sea with barely a trickle, conservationists are working to restore the natural habitats of the river’s...

Water conservation in California’s southern desert is causing an environmental disaster as the Salton Sea quickly shrinks.

The rehabilitation of Grizzly Dam addresses safety concerns of corroded steel, seepage and operational problems.

While snowpack and reservoirs are strong, forecasts for streamflows, which build as melting snow reaches streams, are expected to be below normal across southwestern and southeastern parts of the state.

Water recycling, conservation programs and repair of leaky reservoirs and pipelines will help restore the Colorado River, according to federal officials.

As global temperatures rise, the freezing line where precipitation changes from rain to snow moves up the mountains, shrinking the area capable of sustaining a seasonal snowpack.