Articles Car Emissions in Los Angeles Are Down 98 Percent from 1960s Levels Zachary SlobigAug 15, 2012
Articles It Works: Taking Cars Out of Times Square Really Improved the Air Breathe easy, New York. With fewer cars in Times Square the air there now has about half the pollution it did before.Andrew Price18 Apr, 2011
Articles The Dire Pollution Predictions that Missed and the Case for Regulation Forty years ago, around the time of the first Earth day, just before sweeping regulations like the Clean Air Act of 1970 took effect, a number of...Patrick James25 Mar, 2010