NUS-led study: beltway to divert diesel trucks in São Paulo improved air quality and public health
Green Car Congress
APRIL 29, 2018
However, the researchers also found that the replacement of heavy-duty diesel vehicles with gasoline-ethanol passenger cars on the inner-city roads resulted in a sustained drop in the level of nitrogen oxides in the air, reducing air pollution in the city even after the traffic congestion rebounded.
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