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Study finds all-electric rideshare fleet could reduce carbon emissions, but increase traffic issues

Green Car Congress

Major ridesourcing companies Uber and Lyft have promised all-electric fleets by 2030 in an effort to reduce their carbon footprint. Previously, researchers calculated that rideshare companies’ carbon footprints could significantly decrease by fully electrifying their fleets.

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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.?. In comparison, the change between 2008 and 2019 (from 4.59

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ICCT LCA study finds only battery and hydrogen fuel-cell EVs have potential to be very low-GHG passenger vehicle pathways

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In addition to its regional and temporal scope, this study is distinct from earlier LCA literature in four key aspects: This study considers the lifetime average carbon intensity of the fuel and electricity mixes, including biofuels and biogas. Source: The ICCT.

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Two case studies outline how Houston and Loveland are saving money with EVs in their fleets

Green Car Congress

The Electrification Coalition released two case studies outlining how two cities— Houston, Texas and Loveland, Colorado —are saving money by using electric vehicles (EVs) in their vehicle fleets. found that the city’s LEAFs will cost 41% less to own and operate than gasoline-powered vehicles. Earlier post.).

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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.?. In comparison, the change between 2008 and 2017 (from 4.59

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Small-displacement two-stroke H2 engine could address performance and emissions cost-effectively for recreational market; potential for Asian motor vehicle fleet

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Comparison of brake thermal efficiency and specific fuel consumption at rated power (ICOMIA Mode 5), hydrogen vs. gasoline engines. Oh’s hydrogen engine matched the rated power of the original gasoline engine, with an achieved best-point gross indicated thermal efficiency is 42.4%. Oh and Plante. Click to enlarge. kW) rating.

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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

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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.

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