Endangered Fish Thriving in Santa Cruz River

Recycled Wastewater Vital for Ecosystem Recovery The endangered Gila topminnow, which returned to the Santa Cruz River after a 10 year absence, now appears to be thriving. The native Arizona species, listed under… MORE ›

Lower Santa Cruz River Study Results

Newly Released Living River Report Tracks Changing River Conditions TUCSON, Ariz. (July 12, 2016) –  Pima County and the Sonoran Institute have finalized the third EPA-funded report in a series entitled A Living… MORE ›

The Living River of Your Community

What is a river to a desert? A source of life, a safe haven for plants and animals, perhaps a place to have your next weekend picnic? How about all of those things.… MORE ›