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New study finds GHG emissions from palm oil production significantly underestimated; palm oil biofuels could be more climate-damaging than oil sands fuels

Green Car Congress

The majority (62%) of the plantations were located on the island of Sumatra, and more than two-thirds (69%) of all industrial plantations were developed for oil palm cultivation, with the remainder mostly being Acacia plantations for paper pulp production. —Miettinen et al. Earlier post.).

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New Toyota Highlander turbocharged engine offers more torque and fewer emissions

Green Car Congress

Fuel efficiency is also improved for this higher-torque engine with an EPA-estimate of up to 25 MPG combined. The new engine, standard across all gasoline grades, is also more environmentally conscious, with more than a 50% reduction in NO x and NMOG compared to the outgoing V6 engine. liter V6 engine’s 263 lb-ft (357 N·m).

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State Department releases final environmental impact statement on Keystone XL Pipeline Project; analysis of GHG emissions

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Comparison of the percent differential for WTW (well-to-wheel) GHGs from gasoline produced from WCSB oil sands using different production processes relative to gasoline produced from reference crudes. The NETL study serves as a key input for analyses conducted by EPA and DOE. Source: FEIS, Appendix V.

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

Green Car Congress

The US Department of State (DOS) has released its Draft Supplemental Environmental Impact Statement (SEIS) in response to TransCanada’s May 2012 application for the Keystone XL pipeline that would run from Canada’s oils sands in Alberta to Nebraska. The pipeline would primarily transport crude oil from the WCSB and Bakken regions.

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Argonne study finds shale gas GHG lifecycle emissions 6% lower than natural gas, 23% lower than gasoline and 33% lower than coal; upstream methane leakage a key contributor

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Gasoline section shows results for fuel derived from both conventional oil and oil sands. The fracture fluid is typically water-based and contains proppants to maintain fracture openings once pumping of the fluid has ceased. Expansion bars show the components of fuel production. Credit: ACS, Burnham et al.

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VW introducing 1.8L EA888 Gen 3 engine in 2014 Jetta, Passat and Beetle; driving impressions

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This is the first implementation of such a system in a turbocharged direct-injection four-cylinder gasoline engine, noted Lemke. l/100 km), and the overall EPA estimated combined fuel economy is now 29 mpg (8.1 The exhaust manifold is water-cooled, resulting in the elimination of the use of full load enrichment—i.e.,

2014 331
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2018 VW Tiguan and new 2.0 TSI B-cycle engine gives VW a strong offering in compact SUV segment

Green Car Congress

3 B-Cycle gasoline engine is the first example of Volkswagen’s “Rightsizing” strategy—an engine development strategy that looks to for the optimal balance of displacement, output, torque and efficiency based on vehicle class and real-world operating conditions, rather than just seeking to downsize. Third, the EA888 2.0TSI Gen.3

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