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State Department issues Draft Supplemental Environmental Impact Statement on Keystone XL Pipeline: climate change impacts

Green Car Congress

Comparison of proposed Keystone XL route to previously proposed project segment. Aside from the potential construction and spill impacts of the pipeline, the scope of the climate change impacts have become the most contentious and politicized issue surrounding the pipeline. Source: Draft SEIS. Click to enlarge. Source: Draft SEIS.

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Argonne analysis shows greenhouse gas emissions similar for shale, conventional oil

Green Car Congress

The research, conducted by Argonne researchers in collaboration with Stanford University and the University of California, Davis, analyzed the Eagle Ford shale formation in Texas and the Bakken play mainly in North Dakota. g CO 2 eq/MJ for gasoline blendstock, 5.0 g CO 2 eq/MJ for gasoline blendstock, 10.2 for diesel, and 5.1

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Flash Drive: 2022 Toyota Tundra

Clean Fleet Report

This is what Toyota has done with the all-new 2022 Tundra, which we previewed in a Texas-based drive program last week. With choices of gasoline or a gasoline-electric (hybrid) engine, rear-wheel (RWD) or all-wheel drive (AWD), the 2022 Tundra gives buyers multiple options of power and fuel economy. AWD standard. Pulling Power.

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First drive: Volkswagen 2015 Golf SportWagen

Green Car Congress

VW of America is hosting a media drive in a rainy Austin, Texas this week to introduce the new model. Comparison of city and highway fuel economy ratings for select MY2015 station wagons, using data from the fueleconomy.gov website. Equipped with the new EA288 2.0L TDI diesel, the SportWagen can offer up to 43 mpg (5.47 Earlier post.)

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

Green Car Congress

Emission reductions produced by the project are verified by an approved third party and registered with the Climate Action Reserve (Project ID CAR102 ). TSI (gasoline) and Golf Mk VII 1.6 The main focus of the comparisons is on five environmental impact categories during production, use and recycling. acidification potential.

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Study casting doubt on GHG benefits of corn stover ethanol draws sharp criticism by other researchers; Liska responds

Green Car Congress

A study published earlier this year in the journal Nature Climate Change that cast doubt on whether biofuels produced from corn residue could meet federal mandates for cellulosic biofuels to reduce greenhouse gas emissions by 60% compared to gasoline ( earlier post ) has drawn critical response published as correspondence in the same journal.