As public air monitors disappear, federal rollbacks and state laws are making it harder than ever to know what’s in the air
As the US’s network for monitoring air pollution deteriorates, a
Floodlight
investigation has found that the chemical industry is going state-to-state to restrict one of the few options citizens have left for holding polluters accountable: low-cost air sensors.
Over the past two years, the non-profit investigative newsroom
determined
, lawmakers in Louisiana, Kentucky and Ohio have passed strikingly similar laws barring regulators from acting on air-quality data that communities collect themselves – unless it comes from Environmental Protection Agency (EPA)-approved equipment that typically costs tens of thousands of dollars. Similar legislation has repeatedly been introduced in West Virginia.

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