Pronghorn graze on grasses in the Banning Lewis Ranch area along U.S. 24 in eastern Colorado Springs. (Mark Reis, Special to The Colorado Sun)

Colorado’s booming pronghorn population is running horns-first into newly built neighborhoods

The state's 85,000 pronghorns are a wildlife management success story, but development on the prairie is conflicting with natural patterns

Environment Primary category in which blog post is published
Environment Primary category in which blog post is published

Wildlife roam where U.S. once made nuclear and chemical arms, like at Colorado’s Rocky Mountain Arsenal and Rocky Flats

An astonishing array of animals and habitats flourished on six obsolete weapons complexes — mostly for nuclear or chemical arms — because the sites banned the public and other intrusions for decades

Energy Primary category in which blog post is published

Fearing Tri-State could duck clean-energy goals, Colorado utilities commission files unprecedented protest

For the first time in at least 25 years, state regulators move to stop a migration, saying the interstate power provider has too much unfinished business here

Opinion: Funding for public lands remains in jeopardy

Congress needs to include full, permanent, mandatory funding for the Land and Water Conservation Fund

Opinion