December 10, 2007
 
L.A.'s notorious air pollution is hardest on kids. The closer to a freeway they live, play or attend school, the more likely it is that their developing lungs' capacity will be reduced. Professor John Balmes is quoted.
 
Los Angeles Times (12/10/07): http://www.latimes.com/features/health/la-he-smog10dec10,1,5160395,print.story