Colorado convenience stores won’t have to attach stickers to gas pumps warning of the products’ environmental and public-health impacts after sponsors of a bill that…
A governor-appointed air-quality planning board will ask a state commission later this year to impose new regulations that eventually could limit emissions from gas-powered-vehicle traffic…
A Colorado regulatory panel agreed Friday to raise fees on industrial companies by as much as 67% and to implement a new system, beginning in…
After failing to ramp up regulation of the fossil-fuel industry or ban the drilling of new oil and gas wells in 2024, environmental groups are…
Colorado Gov. Jared Polis signed a bill Monday that redefines nuclear energy as clean energy under state law, opening the market significantly to potential power…
Gov. Jared Polis soon will have the opportunity to do something that, as recently as one year ago, would have seemed ludicrous — sign a…
Business groups have asked Colorado regulators to postpone an April hearing regarding new toxic-air-contaminant rules, arguing that adopting reporting rules before knowing how the information…
When Colorado regulators passed emissions-reduction regulations on large commercial buildings in 2023, property managers decried the infeasibility of complying with the rules. A group of…
Colorado legislators pushed backed against environmental activists in two ways Thursday, rejecting a bill to require extensive emissions reporting by large corporations and advancing a…
After years of dismissing the idea of promoting nuclear-energy development in Colorado, some legislative Democrats are coming around on it — and late Thursday, they…