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EPA Initiates Hydraulic Fracturing Study, Seeks Input from Science Advisory Board

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The US Environmental Protection Agency (EPA) will conduct a comprehensive research study to investigate the potential adverse impact that hydraulic fracturing may have on water quality and public health. EPA is in the very early stages of designing a hydraulic fracturing research program.

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EPA Formally Requests Information About Chemicals Used in Hydraulic Fracturing

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The US Environmental Protection Agency (EPA) has issued voluntary information requests to nine natural gas service companies regarding the process known as hydraulic fracturing. The process creates fractures in formations such as shale rock, allowing natural gas or oil to escape into the well and be recovered.

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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. The pipeline would primarily transport crude oil from the WCSB and Bakken regions.

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New Toyota Highlander turbocharged engine offers more torque and fewer emissions

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Fuel efficiency is also improved for this higher-torque engine with an EPA-estimate of up to 25 MPG combined. Mud & Sand mode works well for beach driving, while Rock & Dirt mode optimizes AWD traction for trails. Regenerative braking captures the energy of the turning wheels as the vehicle slows, sending it to the hybrid battery.

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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. Click to enlarge.

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

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The 957 Gg in emissions for completion flowbacks, pneumatics and equipment leaks, coupled with EPA national inventory estimates for other categories, leads to an estimated 2,300 Gg of methane emissions from natural gas production (0.42% of gross gas production). The way in which wells are drilled and brought into production has been evolving.

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Canada oil sands producers form alliance to improve environmental performance

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Twelve of Canada’s oil sands producers have formed a new alliance, Canada’s Oil Sands Innovation Alliance (COSIA), focused on accelerating the pace of improving environmental performance in Canada’s oil sands through collaborative action and innovation. The released water is recovered and recycled.

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