Drop in Los Angeles Vehicle-Related Pollutants, Study Finds

  California’s Los Angeles Basin has seen a radical drop in volatile organic compounds (VOCs), 98 percent over the past 50 years, despite residents of the area burning more than three times as much gasoline and diesel fuel as they did back in the 1960s. “The reason is simple: Cars are getting cleaner,” said Carsten ... Continue reading at cleantechnica.com.