Why Tiny Particles Pose Big Problems - airborne dust causes health problems
National Wildlife, Feb-March, 2001 by Peter Jaret
At the national level, officials with the EPA are currently drafting revised clean air standards, due to be released in 2002. Given accumulating evidence of the health threat from fine particulates, the new standards are likely to represent a first big step toward reducing levels of these very tiny particles.
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California writer Peter Jaret cleaned the filters on his furnace at home after reporting this article.
COPYRIGHT 2001 National Wildlife Federation
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