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"
The fierce debate over Colorado’s new zero-emissions rules includes auto dealers who are meeting future standardBy Tamara Chuang Transportation Primary category in which blog post is published
Front Range air quality is terrible, but Colorado’s efforts are showing some improvement in ozone pollution
A slate of new laws is expected to speed up air-quality improvements, but Denver still hasn't met standards that the EPA set more than a decade ago
If Colorado becomes a Zero Emission Vehicle state, automakers must make 5% of their inventory electric vehicles by 2023. Automakers, however, offered an alternate EV plan
The report also said pollution will probably begin to decline because of tougher state and federal rules for vehicle emissions, planned retirements of coal-fired power plants and other steps
The state adopted the rule to help clean up the air quality and save on fuel, but it adds extra cost to new cars starting in 2022
Cory Gardner, Scott Tipton bring new “good Samaritan” bill to address abandoned mines and stoke solution for $50B problem
Congress has been debating for decades how to deal with the $50 billion problem of abandoned mines across the U.S.