California ARB study finds commuters’ exposures to air pollution greatly depends on mode of travel; light rail, personal vehicles the lowest
Green Car Congress
SEPTEMBER 1, 2017
The researchers found that electricity-powered light rail trains offer the least polluted travel environment followed by personal vehicles, while commute trips by older technology diesel-powered trains experienced the highest average air pollution levels in Sacramento. Commute modes included travel by car, bus, light rail, train, and bicycle.
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