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Cars, Smog, and EPA

Legal Planet

At the high temperatures in internal combustion engines, some of the nitrogen in the air actually burns, resulting in the formation NO or NO 2 , which are collectively called NOx. NOx plays a role in forming ground level ozone and final particulates (PM2.5), both of which are human health hazards.

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How’s EPA Doing on Air Pollution Science?

Union of Concerned Scientists

For instance, particulate matter air pollution is one of the leading causes of death around the world and it can potentially affect or damage every organ in the body. Understanding the EPA’s integrated science assessment.

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Will EPA Follow the Science and Protect Us from Ozone Pollution?

Union of Concerned Scientists

Earlier this month, the Environmental Protection Agency’s (EPA) Clean Air Scientific Advisory Committee (CASAC) released a draft set of recommendations calling on the EPA to tighten its current standard for ground-level ozone pollution to protect public health. But will the EPA follow CASAC’s recommendations?

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These Attorneys General Are Defending the Fossil Fuel Industry, Not Their States

Union of Concerned Scientists

At least partly—if not largely—because the AGs and their political organization, the Republican Attorneys General Association (RAGA), receive substantial financial support from fossil fuel companies, electric utilities, and their respective trade groups. After she took office in January 2019, that pledge went out the window.