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
Colorado may have missed a deadline to plan for reducing greenhouse gasses. Now the state faces a lawsuit.By Mark Jaffe Environment Primary category in which blog post is published
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.
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
Four types of plants growing near the entrance to NCAR are part of a nationwide network of gardens where citizen scientists and climate researchers collect data about the impact of ground-level ozone
Zero emission vehicle mandate still being considered, but this unusual consensus means most automakers now support adoption of controversial standard
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