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PSI team develops web tool for consumers to compare environmental impact of passenger cars in detail

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Deterioration of the ozone layer [kg CFC-11-eq.]. Primary energy, non-renewable [Megajoule]. Primary energy, renewable [Megajoule]. The Carculator graphically presents these values for all selected vehicles in parallel, for ease of comparison. 2020) Submitted to Renewable and Sustainable Energy Reviews.

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Renault makes public its lifecycle study of Fluence ICE vs Fluence EV

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Renault’s comparison of the carbon footprint of EV and ICE vehicles over production, operation and end of life. The publication gives the opportunity for an “apples-to-apples” comparison between the environmental impacts of the two types of powertrains: same manufacturer, same model, same boundary conditions. Click to enlarge.

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Study finds that environmental impact of corn-ethanol E85 is 23% to 33% higher than that of gasoline; environmental problem-shifting

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eutrophication; ET = ecological toxicity; FEC = fossil energy consumption; WU = water use; LO = land occupation; “The rest” includes acidification; smog formation; ozone layer depletion; and human health effects. This study highlighted the environmental impacts of corn ethanol in comparison with gasoline. GW = global warming; Eut.

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Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel

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80.27, “high ozone season” means the period from June 1 to September 15 of any calendar year and “regulatory control period” means the period from May 1 to September 15 of any calendar year. Current Legal Requirement for Use of Anhydrous Ethanol in the United States. 40 CFR § 80.27 addresses controls and prohibitions on gasoline volatility.

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OptiFuel finalizing $2.6M DOE grant to demonstrate RNG hybrid line-haul locomotive

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million US Department of Energy (DOE) grant to demonstrate a pre-production Renewable Natural Gas (RNG) hybrid 4,300 hp line-haul locomotive. The rail sector is the only transportation modality without significant emissions related development that is feasible in the near-term to eliminate ozone, smog and GHG emissions, OptiFuel says.

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MIT study finds including non-CO2 emissions from synthetic aviation fuel in lifecycle analysis of climate impact can lead to decrease in relative environmental merit; need for a holistic analysis framework

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In the months following a pulse of NO x in the upper atmosphere, ozone production is stimulated causing a short-term warming. The corresponding reduction in CH 4 , which is an important ozone precursor, leads to a long-term reduction in ozone. Hydroprocessing of renewable oils to create a hydroprocessed renewable jet (HRJ) fuel.

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Up close and personal with Volkswagen’s e-Golf carbon offset project: Garcia River Forest

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The main focus of the comparisons is on five environmental impact categories during production, use and recycling. ozone depletion potential (ODP). photochemical ozone creation potential. To help determine its carbon offset projects, Volkswagen teamed with 3Degrees , a renewable energy and carbon offset services provider.

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