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CMU study finds that coal retirement is needed for EVs to reduce air pollution

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Electric vehicles charged in coal-heavy regions can create more human health and environmental damages from life cycle air emissions than gasoline vehicles, according to a new consequential life cycle analysis by researchers from Carnegie Mellon University.

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Aqua America to transition portions of fleet to CNG

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Chairman and CEO Nicholas DeBenedict made the announcement before the Pennsylvania Public Utility Commission’s Alternative Fuel Vehicles forum held at Drexel University in Philadelphia. Pennsylvania has always been an energy-rich state with natural gas being its latest form. —Nicholas DeBenedictis. Aqua Pennsylvania, Inc.,

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Exelon Intends to Join FutureGen Alliance

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Exelon Corporation intends to join the FutureGen Alliance, a non-profit organization developing an advanced low-emissions coal demonstration facility to be located in Mattoon, Ill. The plant will be designed to capture carbon emitted by its operation and store it underground. Earlier post.).

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Ford to offer new diesel engine option in new Transit van; new Vehicle Emissions and Fuel Cost Calculator

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Called the Vehicle Emissions and Fuel Cost Calculator, the new tool is designed to help fleet customers understand their current carbon footprint and to model various scenarios based on the types of vehicles they choose for their fleets. has different environmental ramifications from operating one in Philadelphia.

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New approach for synthetic rubber for degradable tires: converting cyclopentene to polypentenamers

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The researchers will present their work today at the 252 nd National Meeting & Exposition of the American Chemical Society (ACS) in Philadelphia. More than half go on to become tire-derived fuel—shredded scrap tires that get mixed with coal and other materials to help power cement kilns, pulp and paper mills and other plants.

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MIT study says combustion emissions cause ~200,000 premature deaths/year in US; vehicles and power generation top sources

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The results are indicative of the extent to which policy measures could be undertaken in order to mitigate the impact of specific emissions from different sectors—in particular black carbon emissions from road transportation and sulfur dioxide emissions from power generation. —Caiazzo et al.

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Study finds cities can reduce CO2 more easily from residential conservation than transportation

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The researchers also found that policies with the biggest local impact vary from city to city, with faster-growing Sun Belt cities such as Houston and Phoenix having the potential to enact a bigger reduction in residential emissions than older cities such as Boston or Philadelphia, which see less change in their housing stock.