A bill in the Colorado legislature seeks to reduce the environmental impact of federal orders delaying the retirement of coal-fired power plants.

Colorado lawmakers have introduced a bill that would impose renewable energy requirements on data center developers and ban shifting of cost for electricity and grid investments to other utility customers.

At the end of Colorado's legislative session, climate bills surrounding air quality, energy efficiency and underserved communities await Gov. Polis' signature.

Xcel's Public Service Company of Colorado decided to delay its entry into CAISO's Western Energy Imbalance Market in order to re-examine its decision.