The improvement in air quality comes from reductions in toxic emissions from autos, trucks, and ships. Enjoying the cleaner air were tens of thousands of Angelenos riding on miles of streets closed to auto traffic for the 10th CicLAvia event.
Oct 8, 2014 Take Part
A new study by MIT researchers indicates that a greater number of premature deaths in the United States can be attributed to auto pollution than auto collisions.
Oct 17, 2013 Next City
A new report says that roads embedded with titanium dioxide can help purify the air by absorbing 25 to 45 percent of nitrogen oxides emitted by cars.
Jul 12, 2010 AutoBlogGreen