Two groups let the U.S. Fish and Wildlife Service know they intend to sue because of the agency’s decision to not offer the plains bison endangered species protection.
A move toward industrial-scale bioenergy using forest biomass could negatively impact ecosystem diversity.
The benefits of releasing captive-bred Mexican wolves into the wild include support of wolf reintroduction efforts in the Southwest and ecosystem balance, groups say.
Research suggest that mountain pine beetles are maturing faster than previously thought with two generations of young bugs attacking vulnerable pine forests throughout Colorado and the Rocky Mountain West.
The long Colorado Trail offers many day hikes, including an easy route toward Mt. Princeton in central Colorado.