Geography

Utah’s immense Great Salt Lake has receded in recent years, revealing the microbial reefs crucial to its ecosystem.

This page in our free multimedia library features aerial photos of the Animas River in southwest Colorado. The Animas River begins high in the San...

As severe water scarcity becomes an increasingly real and dire prospect for Arizona, looking south to Sonora offers important insight.

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.

This page features ground-based and drone-captured photos and videos of the Rio Grande in northern New Mexico near the Taos Junction Bridge and the...

This page features aerial photos of Arizona's Salt River, including its confluence with the Verde River. Both the Salt and Verde are tributaries of the Gila River...

This page features aerial photos of Arizona's Granite Reef Diversion Dam, along the Salt River near Mesa. Completed in 1908, the dam is only 29 feet high but...

This page features aerial photos of Arizona's Stewart Mountain Dam and Saguaro Lake along the Salt River northeast of Phoenix. Stewart Mountain Dam was built from 1928...

The Santa Cruz River may be dry but it has come alive with people who are making a seasonal river cleanup a community conservation tradition in Tucson.

Pitkin County is making beavers a top priority, funding measures that may eventually restore North America’s largest rodent to the Roaring Fork watershed.