Utility companies are currently required to provide 20 to 30 percent of their power from renewable sources. This bill would reduce that requirement to 15 percent for most utilities.
Sen. Bennett and eight other Democrats voted to close debate on the bill, bringing the bill closer to a final Senate vote.
Boulder’s Louie Psihoyos, who made “The Cove,” is debuting a new film "Racing Extinction" at the Sundance Film Festival, which runs through Sunday.
A $2.8 million project will convert methane gas released at Grand Junction's wastewater treatment plant and convert it to compressed natural gas.
State attorneys will file a notice of intent to sue over the bird's threatened status, the governor's office confirmed.
An advocacy group says a state rule is hurting efforts to make some commercial buildings in Colorado more energy efficient.
The decision may impact oil and natural gas development in the habitats of the birds.
Colorado's diverse economy shields Denver from oil bust like the one that hit downtown in the late 1970's and early 1980's.
As oil is increasingly exported from the state via rail some wonder if there's a safer solution.
Wildlife officials worry human activity is driving mule deer populations down in Colorado and beyond.