The original content of Democracy Now! Headlines appears under the Creative Commons BY-NC-ND 3.0 License (United States). For more, including their other shows and media, visit www.democracynow.org. April 24, 2025 Study Finds Nearly Half of U.S. Residents Are Exposed to Unsafe Levels of Air Pollution --------------------------------------------------------------------------------------- A new report by the American Lung Association finds nearly half of people in the U.S. are breathing in dangerous levels of air pollutants. Scientists say larger and more frequent wildfires, triggered by the climate crisis, have contributed to the nation's worsening air quality crisis. .