Remove 2025 Remove Carbon Monoxide Remove Radiation
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Nearly Half of US Breathes Unhealthy Levels of Pollution—Cars and Trucks Largely to Blame

Union of Concerned Scientists

Over 156 million people in the US are exposed to unhealthy levels of air pollutants, according to the recently published 2025 State-of-the Air report from the American Lung Association (ALA). These are the criteria air pollutants, namely PM 2.5 , ozone, nitrogen dioxide, sulfur dioxide, carbon monoxide and lead.

Ozone 246
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Back in Black: Creating positive changes by focusing on a short-lived pollutant

HumanNature

Black carbon is one type of airborne particulate matter (PM), which is a title for all the microscopic solid and liquid particles suspended in our air. vehicles, cook stoves, oil and gas processing, and wildfires to name a few), there will be black carbon. Black Carbon Emissions from Russian Diesel Sources: Case Study of Murmansk.”