US to introduce new rules on air pollutionBMJ 2004; 329 doi: https://doi.org/10.1136/bmj.329.7457.72-a (Published 08 July 2004) Cite this as: BMJ 2004;329:72
- Janice Hopkins Tanne
- New York
The US Environmental Protection Agency is finally introducing the first air quality standard governing fine air particles to make breathing safer for Americans, seven years after it first proposed the changes.
More than 99 million people—a third of the US population—live in areas with unhealthy levels of 2.5 micron particles in the air, says the agency. The smaller the particles, the easier it is for them to get deep into the lungs. The particles …
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