Environmental Defense Fund
Opinion: Happy sad birthday, America
We can honor history by keeping the Fourth of July real and still finding great things to celebrate
Opinion: It’s time to recommit to controlling methane emissions to combat climate change
We need urgent action to curb oil and gas pollutants that threaten our health, especially for those living closest to development.
Ambitious plan for cap-and-trade greenhouse gas cuts rejected by Colorado Air Quality Control Commission
Environmental Defense Fund and allies want tougher, faster cuts to climate change pollutants, but commissioners and Gov. Jared Polis says the plan is too complex and current rules should get time to work.
First-in-the-nation rule to slash methane emissions from Colorado oil and gas operations relied on compromise
Industry and environmental groups worked out a way to reduce emissions from new wells and old ones that contribute to Colorado’s ozone problem.
Colorado regulators target tiny oil field device that’s a big contributor to greenhouse gas, ozone pollution
Even major oil companies admit that tens of thousands of pneumatic controllers should be upgraded to prevent natural gas from seeping out
An environmental group claims 70% of Colorado’s greenhouse gas emissions come from oil and gas. But that’s in dispute.
350 Colorado’s worst-case scenario modeling suggests oil and gas should be gone from the state by 2030 to slow climate change.
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.
“Flaring” at oil and gas wells to be curtailed as Colorado regulators adopt some of nation’s strictest rules
The practice of burning off natural gas is relatively rare in Colorado, but tough rules on flaring and venting may help the state meet greenhouse gas reduction goals.
Wildfires make work to reduce Colorado’s greenhouse gas emissions even more crucial, Gov. Polis says
In an address to state air-quality regulators, Polis reaffirmed ambitious climate-related goals. But some say the roadmap to reach them lacks urgency.
Colorado releases its plan to slash greenhouse gases, leaving some environmental groups wanting more
The Colorado Greenhouse Pollution Reduction Roadmap, nine months in the making, quickly drew flak when it was released on Wednesday
In Colorado, where climate change is front and center, John Hickenlooper is favored to unseat Cory Gardner
The GOP incumbent is linked to Trump, while the moderate, pro-fracking former governor is called “Frackenlooper” by progressives.
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.
Every oil and gas well in Colorado must be pressure tested annually under new rules passed by regulators
The “most comprehensive in the country” well-integrity regulations resulted from a fatal home explosion in Firestone in 2017
Want cheaper electricity? Xcel Energy wants to help — if you’re willing to do your laundry at 2 a.m.
Xcel is asking the Colorado Public Utilities Commission to put all of its residential customers in Colorado on time-of-use rates to blunt the demand for electricity on summer afternoons and early evenings.
Colorado drillers, enviros near accord on groundwater protection rules. The only rub: How much to protect?
While Colorado regulators wrangle over air quality and community safety, industry and environmental groups have found lots of common ground -- beneath the surface.
Here’s what you need to know about Colorado’s water plan before voting on Proposition DD
The spending needed to boost Colorado’s water resources won’t get fully addressed by the 2019 ballot question, but supporters say it’s a start
Colorado is overhauling climate goals with an eye on scrubbing carbon from its electricity
Revisions to six sets of rules and four bills in the statehouse, including one that enacts "social cost of carbon" standard, aim to reduce carbon emissions while protecting coal-plant workers from obsolescence