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Tuesday, December 12, 2017
ozone

EPA Expected To Propose Stricter Ozone Limits

Learn more about the EPA’s tough new smog limits.

November 26, 2014

Switch From Gasoline To Ethanol Linked To Higher Ozone Levels

Neela Banerjee, Tribune Washington Bureau WASHINGTON — Scientists have made a surprising discovery about ethanol: The more it was used by drivers in Sao Paulo, Brazil, the more ozone they measured in the local environment. The finding, reported this week in Nature Geoscience, is contrary to other studies predicting that increased use of ethanol would cut […]

May 1, 2014