News
Wildfires have erased two decades' worth of air quality gains in western United States
A new study concludes that wildfires originating in the western United States and Canada have erased air quality gains over the past two decades and caused an increase of premature deaths in fire-prone areas and downwind regions, primarily in the western U.S.
Related Knowledge Center: Air emissions
State of Play
More than 30 years after the last major update of the Clean Air Act, the U.S. Supreme Court has upended the ability of Congress to give the Environmental Protection Agency and other federal agencies broad scope to combat air pollution, including the emission of greenhouse gases. Meanwhile, further Biden administration efforts to limit emissions face opposition in the courts.
Related Knowledge Center: Climate: forests
State of Play
Addressing domestic and international forestry issues.