Featured
December 9, 2020
EPA Retains Soot Standards; Drastic PM Reductions Already Achieved, Industry Says
In a significant but controversial final action, the Environmental Protection Agency (EPA) on Dec. 7 retained its existing National Ambient Air Quality Standards (NAAQS) for both fine and coarse particulate matter (PM2.5 and PM10). While the EPA ...
Featured
EPA Retains Soot Standards; Drastic PM Reductions Already Achieved, Industry Says
In a significant but controversial final action, the Environmental Protection Agency (EPA) on Dec. 7 retained its existing National Ambient Air ...