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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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UT Austin team and partners report on extensive measurements of methane emissions during natural gas production

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A team of researchers from UT Austin’s Cockrell School of Engineering and environmental testing firms URS and Aerodyne Research completed measurements at 190 natural gas production sites across the United States. — Dan Grossman , Regional Director for EDF’s Rocky Mountain Regional Office in Boulder.

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Researchers describe the “where” and “when” of life cycle emissions from gasoline and ethanol in the US

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Life cycle inventories have typically been presented at global, national, or regional levels—sufficient for understanding global processes such as climate change and fossil fuel depletion, but insufficient for the analysis of local processes such as air pollution, according to the researchers. the contiguous US).

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Report Finds Water Stress Rapidly Becoming Key Strategic Risk to Commerce; Impending Water/Energy Collision

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Water consumption or withdrawals per unit of energy produced, by energy type, in the United States. Climate change. However, the authors of the Ceres report note that “ businesses and investors are largely unaware of water-related risks or how climate change will likely exacerbate them.”

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Devil in the Details: World Leaders Scramble To Salvage and Shape Copenhagens UNFCCC Climate Summit

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“ One Agreement, Two Steps ” Expectations for Copenhagen quickly became complicated after Danish Prime Minister Lars Løkke Rasmussen boarded an overnight flight to Singapore to address an impromptu breakfast forum on climate change at the Asia Pacific Economic Co-operation (APEC) summit on 15 November. by Jack Rosebro.

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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. In the United States, there has been a rapid increase in natural gas (NG) production from shale formations due to recent advancements in drilling technologies, such as horizontal drilling and hydraulic fracturing.

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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. The document is posted on State’s Keystone project site , which it has run since the beginning of the Keystone XL Presidential permit process in 2008. million bpd.

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