Nearly 8,000 U.S. Public Schools Are Plagued by Toxic Air
El Marino students exercise next to the 405 freeway. Amy Walters / Reveal Interstate 405 is one of the nation’s busiest highways, with more than 300,000 vehicles speeding, crawling, or…
El Marino students exercise next to the 405 freeway. Amy Walters / Reveal Interstate 405 is one of the nation’s busiest highways, with more than 300,000 vehicles speeding, crawling, or…