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U-M researchers challenge USPS EV environmental study

Green Car Congress

A new University of Michigan study finds that making the switch to all-electric mail-delivery vehicles would lead to far greater reductions in greenhouse gas emissions than previously estimated by the US Postal Service (USPS). The Postal Service said in February that at least 10% of the new mail trucks would be electric.

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Actual fuel economy of cars and light trucks: 1966-2019

Green Car Congress

However, the starting year of this analysis is 1966 because (1) for 1923 through 1935, fuel-economy information is available only for the entire fleet of all vehicles, and (2) from 1936 through 1965, light trucks were included with other trucks in the relevant statistics.?. This is the case because it takes many years to turn over the fleet.

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Actual fuel economy of cars and light trucks: 1966-2017

Green Car Congress

However, the starting year of this analysis is 1966 because (1) for 1923 through 1935, fuel-economy information is available only for the entire fleet of all vehicles, and (2) from 1936 through 1965, light trucks were included with other trucks in the relevant statistics.?. This is the case because it takes many years to turn over the fleet.

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New study of emissions and health impacts from EVs in China, including massive e-bike fleet

Green Car Congress

note that the focus of their study was motivated in part by the unprecedented rise in popularity of electric two-wheelers in China. While conventional vehicle (CV) ownership and electricity consumption in China are both increasing rapidly—annual growth rates during the past decade were ? Today, e-bikes outnumber CVs 2:1.

Emissions 252
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UMTRI study finds US and China could turnover more than 90% of LDV fleet to alternative powertrains by 2050 under very aggressive penetration scenarios

Green Car Congress

Turnover of the US fleet under the three models of penetration. A less aggressive approach yielded fleet turnover rates of 60% or more for most countries, while a moderately aggressive approach yielded fleet turnover rates of more than 80% for most countries. Turnover of the Chinese fleet. Source: Belzowski and McManus.

Fleet 218
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Study concludes that sugar cane-based biorefineries producing ethanol and electricity could power a global auto fleet of hybrids and EVs using only 4% of available cropland

Green Car Congress

Number of cars (world and US), amount of gasoline consumed, amount of ethanol equivalent required for a neat ethanol fleet, ethanol and electricity to power hybrid fleet, and sugar cane area for hybrid fleet. l/100km) using gasoline as the fuel. Credit: ACS, Pacca and Moreira. Click to enlarge.

Fleet 230
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Con Edison helping NYC drivers shift to EVs with more places to charge up

Green Car Congress

There are now more than 29,000 electric vehicles registered in New York City and Westchester, including 1,262 added in February, the most recent month for which data are available, according to Con Edison, the electricity, gas and steam utility for New York CIty and Westchester County, NY. Electrifying Con Edison’s Fleet of Vehicles.