The National Climate Assessment is mandated by Congress every four years; it was written by scientists from 13 federal agencies.
Energy and Environment
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Wildlife collisions are up by 50 percent in Colorado, but on one stretch of highway they've dropped by almost 90 percent after a CDOT project built animal bridges and tunnels.
Colorado Oil and Gas Conservation Commission chief Matt Lepore said the move follows an April 17 explosion at a home in Firestone.
The dramatically falling price of marijuana has cultivators looking to curb costs.
Overall, the river serves more than 40 million people in cities, farms and tribes in Arizona, California, Colorado, Nevada, New Mexico, Utah and Wyoming. Mexico also gets a share.
Interior Secretary Ryan Zinke announced the new strategy for the ground-dwelling bird that has suffered a dramatic population decline across its 11-state range.
The city forester calls EAB the "single most destructive urban pest that Denver will ever have in its urban forest... Once it gets here."
Health care, not the environment, was top of mind for many attendees at the crowded public meeting
Local governments are exploring what new levels of control they can exert without running afoul of state law.
Utah wants cleanup compensation and unspecified damages in the 3-million-gallon Gold King Mine spill that was accidently triggered by EPA contractors.
Peabody says the lease would help the mine to continue at its current employment level of 365 people and generate about $13 million in royalties, half of which would go to Colorado.
Park rangers have happened upon several instances of vandalism and graffiti.
A first of its kind report for the Colorado Health Institute looks at the connection between health and climate change.
The FAA approved the SuperTanker to operate last fall, but a lack of agreement with the Forest Service has kept it grounded until now.
The report is based on dozens of soil and water tests over the last year at the base in Colorado Springs.