DOE: MD and HD trucks: 4% of vehicle population; >25% of fuel use; almost 30% of on-road CO2
Green Car Congress
NOVEMBER 15, 2016
Data do not include buses or motorcycles. Due to their larger size, heavier payloads, and greater travel distances, medium and heavy trucks use more than one quarter of the total highway fuel consumption. Much of the fuel use is diesel. Highway vehicle population, fuel use, and CO 2 emissions by vehicle type, 2014. MMT=million metric tons.
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