States May Gain EPA Ozone Waivers With Satellite Data
October 07, 2015
Ozone pollution is a recognized health threat, implicated in respiratory problems ranging from asthma to lung cancer. What to do about it is another story. The U.S. Environmental Protection Agency (EPA) has lowered the permissible level of ground-level ozone from 75 to 70 parts per billion (ppb)...
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