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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. However, few studies have used real-world rideshare trip data in their estimates, or included additional assessments of air pollution and traffic impacts, from the switch. 2c07030

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Coltura: Supreme Court precedent means states can require all new vehicles sold be electric

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Recent US Supreme Court precedent has opened the door for states to enact laws requiring all new cars sold in the state to be electric as of a certain date, according to a paper by the nonprofit Coltura published in the University of Michigan Journal of Environmental and Administrative Law.

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Perspective: Shoddy Environmental BookkeepingBiofuels and Indirect Land Use Change

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Perspective by Professor Bruce Dale, Michigan State University. Until early last year, it was widely accepted that biofuels such as ethanol significantly reduce total greenhouse gas (GHG) emissions compared to gasoline. Let’s say an automaker makes more battery-powered electric vehicles, thus using more nickel for the batteries.

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Ford, LG Chem team reports 1st cradle-to-gate LCA for mass-produced battery pack in commercial BEV; cell manufacturing key GHG contributor

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the factory gate—before delivery to the consumer) emissions assessment for a mass-produced battery in a commercial battery electric vehicle (BEV)—the lithium-ion battery pack used in the Ford Focus BEV. A number of LCAs [life cycle assessments] have been conducted to understand the benefits of electric mobility.

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Ford adds 3-cylinder, 1.0L EcoBoost engine and 8-speed transmission to lineup; new hybrid transmission in 2012

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Ford had previewed the small EcoBoost turbocharged gasoline direct injection unit, and had confirmed it for production, at Auto China 2010 in Beijing. Ford also said that its next generation of hybrid vehicles, including a new plug-in hybrid that will launch next year, will have a Ford-engineered transmission that will be built in Michigan.

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CMU study finds controlled EV charging can reduce generation cost, but at greater health and environmental costs depending upon the generation mix

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The question of electricity costs vs. health and environmental cost is important to ask everywhere, Michalek said. Stacked bars show the change in generation cost combined with the median damages by pollutant assuming the 2010 social cost of carbon given by the Office of Management and Budget ($31 in $2010). Credit: ACS, Weis et al.

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DOE awards $17M to FY 2014 SBIR Phase II projects; includes Si/graphene anodes, motor windings, exhaust treatments

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Hybrid Electric Turbocharger for Exhaust Energy Recovery and Transient Lag Reduction. of Rockledge, Florida is developing a hybrid electric turbocharger for cars and trucks that both reduces fuel consumption and improves drivability by shortening the transient response time (reducing turbo lag) during acceleration. Lead organization.

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