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New self-propelled robotic device pinpoints leaks in pipes more accurately than existing methods

Green Car Congress

Researchers at MIT and King Fahd University of Petroleum and Minerals (KFUPM) in Saudi Arabia have devised a robotic system that can detect leaks in gas, oil and water pipelines at a rapid pace and with high accuracy by sensing a large pressure change at leak locations.

MIT 231
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Smith School lifecycle study highlights importance for algae-derived biodiesel of co-product utilization and optimizing and decarbonizing every step of the supply chain

Green Car Congress

times as energy intensive to produce as conventional diesel, which restricts the current financial and environmental feasibility of algae production, according to a new life cycle analysis by a team from the Smith School of Enterprise and the Environment, University of Oxford. Currently, algae-derived-biodiesel is up to 2.5 tons/ha/year).

Oil-Sands 236
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Obama Announces Steps to Boost Biofuels, Clean Coal; RFS2, BCAP, BIWG and Carbon Capture and Storage Task Force

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It’s been said that the United States is the Saudi Arabia of coal—and that’s because, as I said, it’s one of our most abundant energy resources. Biodiesel from soy oil and renewable diesel from waste oils, fats, and greases complies with the 50% GHG threshold for the biomass-based diesel category. Renewable fuel.

Obama 218
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Concept: Compact Two-Cycle, Co-generating Piston-Driven Turbine to Deliver 60+% Efficiency

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A German company, vv-tec GmbH , is developing a compact piston-driven turbine—the Reinhardt Turbine, named after its inventor—that it says is a two-cycle (gas and steam) thermodynamic process machine that can be built with conventional components and can achieve efficiency of at least 60%. The gas process is no different than the Otto cycle.

Concept 170
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Nielsen global survey finds concerns about climate change slipping behind concerns over other environmental issues; air and water pollution top worries, pesticide use #3

Green Car Congress

But the areas where concern is mounting fastest among 73% of global online consumers is worry over the use of pesticides, packaging waste and water shortages, with reported concern increasing 16, 14 and 13 percentage points, respectively. Boykoff, Senior Visiting Research Associate, Environmental Change Institute, University of Oxford.