Arizona

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

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 and part of the Colorado...

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 1,000 feet long. It was...

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 to 1930 by the Salt...

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.

This page features aerial photos of Theodore Roosevelt Lake and Theodore Roosevelt Dam, along the Salt River east of Phoenix. Roosevelt Dam, which rises 357 feet, was the first structure completed as a part of...

The proposed Copper World Complex mine is carving roads and berms that will impact wildlife and waterflow.

A nonprofit trust is in the middle of a five-phase campaign to purchase and protect Sopori Creek and Farm and its larger watershed and habitat.

This page features aerial and ground-based photos of Antelope Point and Lake Powell in northern Arizona. Lake Powell is the second-largest reservoir in the nation by capacity and began to...

The federal government is trying to save the water supply for 40 million Americans. It has released three possible plans to protect the Colorado River Basin, which is facing...