Colorado Gov. John Hickenlooper is rejecting a call by Senate Majority Leader Mitch McConnell to defy new federal pollution controls on coal-burning power plants, despite the state’s heavy reliance on coal.
Growers in the medical marijuana industry are seeing large energy bills, plus criticism from some who say they need to reduce their carbon footprint.
Carbon pollution and what the federal government should do about it is under review in Denver.
Boulder voters have decided to create a municipal utility.