Earth Log

October 1, 2015 3:15 PM

Valley will struggle with tough, new air standard

EPA lowers threshold for ozone

More lives will be saved, leaders say

Environmentalists, industries criticize new level

Earth Log

Mark Grossi's dispatches from the Valley battle with air quality and water use

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About Mark Grossi

@markgrossi

Mark Grossi has the pulse of the San Joaquin Valley ecosystem, writing since 1993 about subjects such as the region's notorious air quality, the restoration of the San Joaquin River and unhealthy drinking water in rural towns. Twitter: @markgrossi Mark retired from The Bee in October 2015.

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