Union of Concerned Scientists

MAY 21, 2025

For 25 years the report has helped people across the country understand the quality of the air in their communities. It presents air pollution data at the county-level for two pollutants, deadly fine particulate matter (PM 2.5 ) and ground-level ozone. The report analyses the concentration levels of PM 2.5

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Legal Planet

AUGUST 24, 2023

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. compliance option.

Ground-Level Ozone 246

Ground-Level Ozone Pollution Control Clean Air Act Ozone 246

Union of Concerned Scientists

MARCH 29, 2023

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. Electric utilities, meanwhile, gave her $44,750.

Fossil Fuels 363

Fossil Fuels Climate Change Sea Level Electricity 363