The EPA Let Companies Estimate Their Own Pollution Levels. The Real Emissions Are Far Worse.
via propublica.org
Short excerpt below. Read at the original source.
Some big polluters were allowed to estimate their emissions using methods the government knew were often unreliable. The EPA finally required air monitors—but the Trump administration is side-stepping that. By Lisa Song, photography by Annie Flanagan for ProPublica This story was originally published by ProPublica.