Same as It Ever Was: Killer Inversion in Pittsburgh Prompted GASP to Call for Tighter Regulations in 1975, Too

The subject of atmospheric inversions—and the role they play in air pollution events that threaten public health—has been the focus of much attention recently. Late last month, a prolonged inversion prevented air pollution from dissipating, resulting in local air quality exceeding the federal air quality standard for fine particulate matter six days in a row. … Continue reading Same as It Ever Was: Killer Inversion in Pittsburgh Prompted GASP to Call for Tighter Regulations in 1975, Too