air quality
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
Top Stories
Colorado, Denver join 25 other cities and states in suing EPA for relaxing clean-car rule
By Tamara Chuang Transportation Primary category in which blog post is published
There’s a push to increase fines for Colorado polluters and directly help impacted communities
By Moe Clark Environment Primary category in which blog post is published
Colorado regulators approve tougher oil and gas air rules, ending statewide disparity
By The Associated Press Energy Primary category in which blog post is published
In a twist, Colorado asks the EPA to lower the state’s air rating from “moderate” to “serious”
The EPA will hold a Friday hearing on whether to lower the ozone status of Denver and eight other northern Colorado counties from "moderate" to "serious"
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.
The fierce debate over Colorado’s new zero-emissions rules includes auto dealers who are meeting future standard
The proposed ZEV rules aren't a fix for Colorado's air-quality problems, officials say. If adopted, nearly 94% of new cars sold in 2030 could still be gas-powered vehicles.
As Colorado considers an electric-vehicle mandate, here’s what to expect
Here’s the data behind some of the arguments that will be made as the state considers adopting an electric vehicle policy to improve air quality
Auto dealers say electric car mandate — a cornerstone of Colorado’s clean air quest — is a threat to tradition
Lowering emissions is a top priority in Colorado, but a look at how dealerships make money — parts, upgrades and financing — shows why dealers aren't happy about the plan to get more zero emission vehicles on the road
Opinion: Let’s not get left behind when it comes to clean cars, Colorado
Now is the wrong moment to hit the brakes on electric vehicles
Opinion
Automakers and state agree on ZEV alternative to get electric vehicles to Colorado faster
Zero emission vehicle mandate still being considered, but this unusual consensus means most automakers now support adoption of controversial standard
