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Study found highly elevated PM2.5 in pre-COVID-19 subway air in NE US; NYC the worst

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concentrations and particle composition from area samples collected in the subways of Philadelphia, Pennsylvania; Boston, Massachusetts; New York City, New York/New Jersey (NYC/NJ); and Washington, District of Columbia. Philadelphia was comparatively the cleanest system at 39 ?g/m g/m 3 ), followed by the MTA New York at 251 ?g/m

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US Navy-led study of ultracapacitors finds Skeleton outperforms Ioxus, Maxwell, JM Energy for transient load applications

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A study led by John Heinzel from the US Naval Surface Warfare Center in Philadelphia, along with researchers at the University of Texas at Arlington, has compared the performance of UCs from four different manufacturers: Maxwell, Ioxus, JM Energy, and Skeleton. —Nybeck et al. Nybeck, David A. Dodson, David A. Wetz, John M.

Energy 371
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PA Governor Wolf announces $8.5M from Volkswagen Settlement to reduce transportation pollution

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By replacing older, polluting engines with new technologies, the projects over their lifetimes are expected to prevent emission of 503 tons of nitrogen oxides (NO x ), 130 tons of carbon monoxide, 238 tons of carbon dioxide, 59 tons of hydrocarbons, 30 tons of fine particulate matter, and a half-ton of coarse particulate matter.

Pollution 199
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Nestlé Waters North America adds 155 new medium-duty propane autogas trucks to delivery fleet

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Over the vehicles’ lifetime, the 155 Ford F-650 trucks will reduce carbon dioxide emissions by more than 24.6 Each delivery truck is equipped with a California Air Resources Board- and Environmental Protection Agency-compliant ROUSH CleanTech propane autogas fuel system with a 45-usable gallon fuel tank. million pounds.

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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.

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Univ. of Delaware and state partner on EV charging station project to support longer electric trips

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Faster charging stations for electric vehicles will be strategically placed at key locations in Delaware to enable long trips in the state by next year, through a new collaborative research agreement between the University of Delaware (UD) and the Delaware Department of Natural Resources and Environmental Control (DNREC). —Prof.

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Axion Power’s PbC PowerCube battery energy storage system integrated into PJM utility grid

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the developer of advanced lead­carbon PbC batteries and energy storage systems ( earlier post ), announced that its PowerCube battery energy storage and battery system is being integrated as a power resource for the PJM Regulation Market, which serves 58 million people in all or parts of 13 states and the District of Columbia.