David Lighthall
David Lighthall special to the Bee Special to The Bee
David Lighthall special to the Bee Special to The Bee
Earth Log

Earth Log

The latest on the Valley's water and air-quality issues from Mark Grossi

Earth Log

September 25, 2015 12:17 PM

Air-quality scientist David Lighthall, 61, dies

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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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