Carman: Suncor’s days of beguiling regulators and befouling our air at last may be numbered
EPA finally has started paying attention, thanks to intense pressure from environmental organizations, community advocates and U.S. Rep. Diana DeGette.
Climate change is eroding work to clean up the Snake River. Is Summit County snowmaking making it worse?
A warmer, drier alpine is impeding water quality for streams and rivers used for snowmaking, like the Snake River that runs through Keystone
Zornio: Fact-checking Jared Polis on COVID, air quality and taxes
How the governor’s interview on Colorado Matters holds up to the facts. There has been intense debate.
Cleanup of abandoned mines could get boost under congressional infrastructure bill, relieving rivers
Abandoned coal mines are concentrated along the Appalachian Mountains, with clusters also dotting the Midwest and Rocky Mountains
An obituary for coal at the Martin Drake Power Plant in Colorado Springs, by the numbers
Final burn of black carbon at the Colorado Springs Utility plant prompts a reckoning of its impact on the mechanical and environmental worlds.
Carman: Apocalypse now — Washington keeps dithering while the West suffocates
We need to turn up the heat on corporate America and finally put an end to our feckless political leadership
Oil and gas company KP Kauffman may lose right to operate in Colorado due to alleged environmental violations
The operator of 1,200 oil and gas wells on Colorado’s Front Range faces 70 pages of alleged violations in hearing with regulators that starts Tuesday.
EPA plan to truck toxic mine waste through Telluride isn’t sitting well with locals
EPA says there will be short-term pain for long-term gain from moving final tailings pile on Telluride’s Valley Floor across town to a monitored mine-waste repository.
New Mexico seeks restoration ideas after southwestern Colorado’s 2015 Gold King Mine spill
The projects would be funded through a proposed $1 million settlement with Sunnyside Gold Corp. and its parent companies
87 Front Range oil and gas wells ordered to shut down after operator KP Kauffman fails to clean up spills
Ditch companies and farmers have been harmed by KP Kauffman’s unfinished work to mop up after flowlines leaked, state regulators say
Colorado Democrats want to accelerate the governor’s emissions reduction roadmap. Polis says he’s not on board.
Climate goals and deadlines to reach them would be set in state law under Senate Bill 200. Some of the work would be funded by charging polluters a fee for each ton of carbon dioxide they release.
Opinion: As a nurse practitioner, I see first hand how oil and gas pollution makes our communities sick
I spoke out with fellow nurses to urge the Biden administration to take on environmental racism and injustices as our nation continues to battle the COVID-19 pandemic.
Opinion: Reinstating pollution restrictions will benefit mental health, too
If safeguards are not reinstated — and, ideally, tightened — we risk repeating horrors we’ve already seen when oversight is eliminated or compromised.
Opinion: Colorado leaders must innovate to rebuild Colorado better
A guide to how Colorado’s climate-change response compares to California’s and other states
While there are some similarities between states in working to combat a warming planet, the U.S. is really a mosaic of approaches
Six months after historic Suncor settlement, community around Commerce City refinery still feels “exploited”
The oil company began surveying the community on Wednesday, but continued issues at the refinery have neighbors feeling skeptical
Opinion: It’s time to talk about Colorado’s unwanted houseguest – air pollution
Is your throat scratchy from Colorado’s wildfire smoke or coronavirus? Here’s how to tell.
The air quality in Denver was worse than in Beijing and Kolkata the past few days. Here is what health experts are saying about going outside.