Researchers study harmful particulates

Reducing barnyard emissions is one way to help reduce the harmful effects of tiny atmospheric air particles that can cause severe asthma in children, and lung cancer and heart attacks in some adults.

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<p><a href="http://www.physorg.com/news91732140.html">Researchers study harmful particulates</a></p> <p>Reducing barnyard emissions is one way to help reduce the harmful effects of tiny atmospheric air particles that can cause severe asthma in children, and lung cancer and heart attacks in some adults.</p>