A program to breed, recover and restore populations of the endangered boreal toad hit a new milestone last month through a ...

DENVER — Arizona, Nevada and Mexico will again live with less water from the Colorado River as drought lingers in the West, federal officials announced Friday. The Colorado River is a critical ...

The federal government's proposal for the Colorado River that's most likely to be adopted would slash water deliveries by 77% to the Central Arizona Project, the canal system that brings river water ...

Colorado Parks and Wildlife (CPW) and Denver Zoo Conservation Alliance (DZCA) hiked into alpine wetlands near Leadville to ...