Freeway air pollution travels farther in early morning(Bettina Boxall, Los Angeles Times, Apr. 17, 2013)
Also discussed here: Air board will start monitoring pollution next to SoCal freeway(Tony Barboza, Los Angeles Times, Aug. 25, 2013)
And here: EPA’s Remarkable New Air Pollution Monitors (I’m like a Kid in a Candy Store(Gretchen Goldman, Union of Concerned Scientists, Aug. 29, 2013)
And here: A wide area of air pollutant impact downwind of a freeway during pre-sunrise hour(Abstract, · Shishan Hu, Scott Fruin, Kathleen Kozawa, Steve Mara, Suzanne E. Paulson, Arthur M. Wine, Atmospheric Environment, May 2009)
Today we review news that the Environmental Protection Agency will be implementing a program to monitor air quality within 160 ft of major roadways for the 100 largest cities in the US. This comes as more and more research indicate both the health risks produced by exposure to those who live near roadways (even at sunrise before peak rush hour traffic) and the extent to which pollution from the highways drift downstream (1.2 km).
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