This April 10, 2014, file photo, shows a male sage grouse trying to impress a group of hens, at left, near the base of the Rattlesnake Range in Wyoming. (Alan Rogers/The Casper Star-Tribune via AP File)

Federal judge cancels oil and gas leases on some sage grouse land

The birds that range across 11 Western states, including Colorado, have suffered sharp population declines in recent decades because of development, disease, drought and wildfires.

Environment Primary category in which blog post is published

Nicolais: We have one thing to be thankful for in 2020: Colorado voting

The efforts of election officials have made Colorado a shining example for the rest of the country

Opinion