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Studies Raise Concerns About Exposure to Vehicle-Related Pollution Near Freeways

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Two separate studies by UCLA Fielding School of Public Health research groups raise concerns about the potential health effects of exposure to vehicle-related pollution near freeways. In dense urban areas such as Southern California, as much as half of the population lives within 1.5 kilometers of a freeway; more than 10 percent of U.S. households are located within 100 meters of four-lane highways.

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