Due in part to newly shuttered coal plants and modern industrial controls, state environmental officials expect significant reductions through 2028 in at least two major pollutants that haze up an otherwise clear Big Sky.
Smoke from thousands of Western wildfires is shrouding the horizon in the Mountain West and imposing yet another respiratory threat upon COVID-weary communities.
EPA Administrator Michael Regan will dismiss outside experts appointed by President Trump from two key advisory panels, a move he says will reduce the heavy influence of industry over the agency’s environmental regulations.
Fifteen states and two cities have sued the Environmental Protection Agency for declining to tighten air quality standards for ozone pollution, the main ingredient in smog.
For years, Republicans cast doubt on whether climate change was even occurring. Now, some Republicans acknowledge human-caused climate change, even while disagreeing on how to combat it.
Higher than expected levels of the potent short-lived climate pollutant raise questions about whether natural gas can be an effective bridge to lower emissions.
