emissions & pollution

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Emissions billow out of a truck's exhaust pipe
Podcast

Busted: The Newest Emission Cheaters

February 9, 2024
A settlement for the largest civil penalty resulting from the Clean Air Act has just been reached. The EPA, DOJ and the State of California have...
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Podcast

What’s in My Air?

December 2, 2022
Key to addressing the climate crisis is having an accurate picture of greenhouse gas emissions. Over a 20-year period, methane is 80 times more...