Colorado could stuff its CO2 deep in the ground to slow climate change
Carbon sequestration may be a small piece of the greenhouse puzzle now, but underground sites show promise for cooling the planet’s future.
Can a climate-conscious CDOT build new roads and cut greenhouse gases at the same time?
After a century of making life easier for cars and trucks, the state’s transportation agency also has the job of cutting pollution. Not everyone is on board.
Thieves want your car’s catalytic converter — just as a new Colorado law drives up the cost to replace it
Thefts of the anti-pollution devices are way up, and so is the cost of replacing them amid clean-air rules that took effect this year
Effort to force Colorado to cut greenhouse emissions faster exposes exasperation with Polis administration
“I am highly frustrated where we are now,” Sen. Kerry Donovan, a Vail Democrat, said.
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.
Opinion: The best path to better energy policy means small, reasonable steps
We can make progress without continuing to alienate many by casting economic reality as selfishness or callousness to the environment.
Stay-at-home order changed the way Coloradans work. But is it improving emissions?
Teleworking may have reduced emissions from automobiles, but researchers say working from home increased household energy consumption by as much as 40%.
Dollars, not politics, are driving Colorado’s accelerated embrace of solar energy
Installing solar utility generation is now cheaper than wind or natural gas-fired plants, and far cheaper than new coal generation.
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
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
Oil and gas does about-face as six-week overhaul of Colorado drilling regulations begins
Operators for years groused about the danger of a “patchwork” of regulations. Now they’re focused on letting local governments have control.
Colorado, Denver join 25 other cities and states in suing EPA for relaxing clean-car rule
The EPA’s final rule also could impact Colorado’s zero-emissions mandate
Opinion: Yes, oil and gas emissions are major contributors to local ozone production
Opinion: Ozone is more serious for Colorado than greenhouse gas emissions
Opinion: Colorado’s climate future is now. Let’s confront the challenges and seize the opportunities.
Colorado to challenge Trump administration decision ending states’ waiver for stricter vehicle-emissions
The Environmental Protection Agency on Wednesday is set to end a waiver that allowed California and other states to have tighter vehicle emissions rules than ones mandated federally
EPA set to end California’s ability to regulate fuel economy, which could impact Colorado
A dozen states -- including Colorado -- and the District of Columbia also follow California's fuel economy standards
Colorado commission votes 8-1 to adopt zero-emissions vehicle mandate after three-day hearing
Colorado's adoption of ZEV rule means more electric vehicles will be on sale in the state. Commissioner Tom Gonzales voting against the rule.
Auto dealers vow to keep fighting Colorado’s move to adopt less-polluting vehicle standards
The auto dealers sued to block the policy, but failed to convince a judge that lower-emission vehicles will cause “economic injury” to their industry