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Study finds NYC Clean Air Taxi rules successful in cutting pollution

Green Car Congress

Between 2009 and 2015, the legislation more than doubled the fuel efficiency of the fleet of 13,500 yellow taxis, leading to estimated declines in air pollution emissions. exhaust emissions declined by 82% and 49%, respectively. The findings are published in the Journal of Exposure Science & Environmental Epidemiology.

Taxi 249
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Study links California regulations, significant declines in cancer risk from exposure to air toxics

Green Car Congress

In 2006, California began requiring ultra-low-sulfur diesel fuel. Following the establishment of California’s statewide Truck and Bus Rule in 2008, California began requiring diesel particulate filters on trucks, reducing diesel particulate matter from the exhaust gas of diesel engines. Estimating DPM. 5b02766.