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Study quantifies impact of oil and gas emissions on Denver’s ozone problem

Green Car Congress

The first peer-reviewed study to directly quantify how emissions from oil and natural gas (O&NG) activities influence summertime tropospheric ozone (O 3 ) pollution in the Colorado Front Range confirms that chemical vapors from oil and gas activities are a significant contributor to the region’s chronic ozone problem. McDuffie, Peter M.

Ozone 150
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Satellite method provides insight into ozone-NOx-VOCs sensitivity for different locations

Green Car Congress

Ozone pollution near Earth’s surface is one of the main ingredients of summertime smog. Determining effective strategies for mitigating surface ozone (O 3 ) pollution requires knowledge of the relative ambient concentrations of its precursors, NO x , and VOCs. —Jin et al.

Ozone 150
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Study on Greenhouse Gas Emissions from Global Cities Highlights Importance of Geophysical and Technical Factors

Green Car Congress

Through studies of urban metabolism, scientists have developed an understanding of phenomena such as ecosystem appropriation by cities; the accumulation of toxic materials in the urban building stock; historical growth in the transportation of materials; and economies of scale for urban infrastructure systems. Transportation.

Emissions 199
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US DOE Awards $300 Million in Clean Cities Grants to Support Alternative Fuels, Vehicles, and Infrastructure Development

Green Car Congress

Selected projects, by size of award, are: State of Wisconsin’s Wisconsin Clean Transportation Program. Fleets include transportation authorities, cities, school districts, the University of Michigan, FedEx, and Meijer. Utah Clean Cities Coalition’s Clean Cities Transportation Sector Petroleum Reduction Technologies Program.

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Study finds vehicles more important source of urban atmospheric ammonia than farms

Green Car Congress

Vehicle tailpipes are a more important source of ammonia’s contribution to urban air pollution than is agriculture, according to a study by researchers from the US and China. Wallace and Hu Jun Leong of Rice University; M. and Tong Zhu of Peking University.

Vehicles 150
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Summer Update

Plug In Partners

They join Founding Members from these cities: Arlington, TX, Baltimore, Boulder, Dallas, Denver, Fort Worth, Irvine, CA, Los Angeles, Memphis, Philadelphia, Seattle, San Francisco, and Wenatchee, WA. New partners in recent months include: Denton, TX., Keene, N.H., Madison, Phoenix, Sacramento, Santa Ana, CA., Santa Barbara, CA., Irvine, CA.,