Environments are concerned after Gov. John Hickenlooper said Colorado has an obligation to sue Fort Collins over banning oil and gas development within its city limits.
An environmental group is asking a federal appeals court to review part of Colorado’s plan for cutting air pollution and haze.
The American Lung Association put out its annual report on Wednesday. It assigns letter grades to counties along the Front Range. The grades are based on information gathered from air monitoring stations.
Gov. John Hickenlooper says the U.S. Environmental Protection Agency has given preliminary approval to the state’s plan for cutting air pollution that contributes to haze at national parks.