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

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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. What Keystone XL would carry. Earlier post.) Greenhouse gas LCA analysis.

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Obama Administration to delay Keystone XL Pipeline decision to sometime in 2013

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The US State Department today said that, “ particularly given the concentration of concerns regarding the environmental sensitivities of the current proposed route through the Sand Hills area of Nebraska ”, it needs to undertake an in-depth assessment of potential alternative routes in Nebraska.

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UC Davis ITS researchers take a detailed look at water consumption and withdrawal requirements for ethanol

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While a number of studies have tired to assess the water consumption required for ethanol production, the results differ by orders of magnitude, with estimates ranging from 1.1 to 335 L/vehicle kilometer traveled (VKT) for Iowa and from 59 to 214 L/VKT for Nebraska. Comparison with fossil fuels. and from 0.29 L/VKT, respectively.

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State Department releases Keystone XL Final Supplemental Environmental Impact Statement

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Incremental well-to-wheels GHG emissions from WCSB Oil Sands Crudes Compared to Well-to-Wheels GHG Emissions from Displacing Reference Crudes Click to enlarge. Domestic production of crude oil has increased significantly, from approximately 5.5 That portion of the pipeline has already been built. million bpd in 2010 to 6.5

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