California, Trump could fight over auto pollution standards

Former California state Senator Fran Pavley, a pioneer in climate change legislation, talks about the potential rollback of federal standards for greenhouse gas emissions.
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Former California state Senator Fran Pavley, a pioneer in climate change legislation, talks about the potential rollback of federal standards for greenhouse gas emissions.

Air quality improves, but Sacramento still among nation’s most polluted cities

May 01, 2017 08:00 AM