Opinion
Tougher rules to curb vehicle pollution
Rush hour on the Harbor Freeway in Los Angeles. (Photo: Joseph Sohm via Shutterstock)OPINION: Transportation accounts for the greatest share of greenhouse gas emissions in California, at 41 percent and trending up. So it should come as a relief that California’s Air Resources Board recently approved a suite of clean transportation rules that will not only help reduce carbon emissions from vehicles, but will help consumers who are feeling the pain of rising fuel costs in California.