Colorado sues Bureau of Land Management over Western Slope management plan from William Perry Pendley
The state’s argument that Pendley, the BLM’s “acting director,” did not have the authority to approve anything mirrors a federal case in Montana that overturned three resource-management plans.
Colorado governor releases final plan to reduce emissions by 90%. It’s still too vague, environmentalists say.
The Air Quality Control Commission is responsible for reducing carbon dioxide emissions from millions of vehicles and industrial and office buildings
Colorado is behind on targets to cut greenhouse gas emissions. How far should the state push industry to get there?
Critics say the governor's roadmap is guided by "wishful thinking" rather than binding mandates to cut emissions blamed for climate change.
Xcel Energy moves up closure dates for coal-fired power plant near Steamboat Springs
Hayden Generating Station units 1 and 2 will be closed without layoffs of 75 people who work there, utility giant says as it moves toward 100% carbon-free electricity by 2050.
Ambitious plan to reduce CO2 emissions still leaves Tri-State getting 23% of electricity from coal plants
The state’s second largest electric provider plans to spend $21 billion to add renewable sources and battery storage. Natural gas is in the mix.
Three coal-burning power plants in Colorado face orders to close early. Their owners aren’t happy about it.
Tri-State, Xcel and Platte River Power had the closures slated for 2030. But Colorado air quality regulators say it must be done earlier to meet greenhouse gas targets.
Tri-State increases the amount of greenhouse gases it will cut in Colorado by adding wind and solar generation
Colorado's second largest electricity provider is now on par with other utilities for carbon dioxide reduction, but it will need to stop buying coal-fired power from elsewhere to do it
Anticipating a bust, the Colorado coal town of Craig gets an unexpected boost
Northwest Colorado is grieving the looming loss of a major industry and the pandemic has hurt. But the broader economy is beginning to perk up. "We are not victims," Craig chamber boss says.
Colorado regulators probe why the coal-fired Comanche 3 power plant has been out of service for months
Xcel Energy customers have been paying for the $1.3 billion plant since it opened in Pueblo 10 years ago and now are picking up the tab for costly repairs and electricity purchased to meet summer demand
Is Colorado leading or lagging on climate policy? It depends on which states you’re comparing us to.
On the one hand, the state has adopted some of the most ambitious climate laws in the county; on the other, critics say Gov. Jared Polis’ administration has failed to use the laws to their fullest.
Colorado must cut half of its greenhouse gas emissions by 2030. It will lean on oil and gas to do it.
Coal plant shutdowns and cleaner vehicles are helping make progress, but oil and gas must scrub 7 million metric tons of emissions with no rules to guide it.
Drafting rules to reduce Colorado’s greenhouse gas emissions may prove even harder because of missing data
The state's Air Quality Control Commission doesn’t expect new rules to be in place for another year
We now know how many billions of gallons of water Colorado will save by closing coal-fired power plants
By 2031 water use for coal-fired power plants in Colorado will drop to 3.7 billion gallons – a 68% reduction, according to the Energy and Policy Institute.
Colorado Springs will shut down its two coal-fired plants by 2030. Now it’s time for Xcel to do the same, environmentalists say.
Coal-burning turbines at Martin Drake will be temporarily replaced with natural gas units as Colorado Springs Utilities builds new electric transmission lines
Coal company says its freshly bulldozed road in roadless area near Paonia is legal
Colorado mining regulators this week ordered Mountain Coal to stop building roads after a federal court ruling blocked the West Elk Mine from expanding into the Sunset Roadless Area.
Larimer County coal-fired power plant will close 16 years early as Colorado speeds move toward renewable energy
Shut down of Rawhide Unit 1 leaves only a few big coal burning plants in Colorado without retirement dates as utilities feel pressure from customers, government to meet climate goals
A federal court ruled a coal company couldn’t build a road on public land near Paonia. The company did it anyway.
The 10th U.S. Circuit Court of Appeals in early March eliminated an exception that allowed a coal mine expansion in the Sunset Roadless Area
Tri-State’s clean energy battles with two Colorado electric co-ops now threaten the utility’s finances
A week-long hearing is set before the Colorado Public Utilities Commission in an attempt to determine reasonable exit fees for United Power and La Plata Electric Association