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 350 expert observers around the...

This page features images and footage shot with a GoPro camera during a pilot-only Lighthawk flight above Lake Mead and Hoover Dam, along the Colorado River near Las Vegas,...

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...

Some day in the next 12 months – maybe in late-August, maybe not until next spring – Lake Mead will drop below the critical threshold of 1,035 feet above...

This page features drone-captured footage and photos of the Colorado River near Moab, Utah. The imagery shows the Colorado as it approaches Moab, with State Route 128 bordering the river. After...

Coloradans exposed to drinking water tainted by lead or so-called “forever chemicals" will see clean water faster.

Restoring natural infrastructure, such as beaver habitat and the wetlands it creates, could shield communities from damaging floods, remove toxins and high sediment loads from water, and reduce the apocalyptic effects of megafires.

Cloud seeding disperses dust-sized silver iodide particles into clouds so that ice crystals can form on those particles and fall to the ground as snow.

Snowmelt dominates many Western rivers, but climate change will reduce that contribution as raindrops replace snowflakes.

We talk to Laura Paskus, a journalist with New Mexico PBS, about her coverage of climate change and water issues in the state.