A tanker truck passing the Chevron oil refinery in Richmond, Calif.
A tanker truck passing the Chevron oil refinery in Richmond, Calif. Paul Sakuma The Associated Press
A tanker truck passing the Chevron oil refinery in Richmond, Calif. Paul Sakuma The Associated Press

‘Green chemistry’ is hampering goals on energy efficiency, climate change

April 06, 2015 05:00 PM

UPDATED April 07, 2015 02:22 AM

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