emissions-cutting regulations


The war on Southern California smog is slipping. Fixing it is a $14-billion problem

Mon, 07/01/2019 - 6:38pm

The war on smog has been called one of America’s greatest environmental successes. Decades of emissions-cutting regulations under a bipartisan law — the 1970 Clean Air Act — have eased the choking pollution that once shrouded U.S. cities. Cleaner air has saved lives and strengthened the lungs of Los Angeles children.