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Virginia Tech team developing intelligent wearable analyzer for pollutants in transportation-related workplaces

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According to Agah, a renowned researcher in chip-scale gas chromatography and Office of the Vice President for Research and Innovation Faculty Fellow, the development of effective strategies for reducing occupational exposure to pollutants requires accurate, time-resolved measurement of exposure.

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Study finds high exhaust temperatures within NTE operation for heavy-duty diesels with aftertreatment systems contribute to high nanoparticle concentrations

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The transient results illustrate the gradual formation of the nucleation mode particles with continuous increase in exhaust temperatures. Diesel particulate filters (DPF) and urea-based selective catalytic reduction (SCR) exhaust after-treatment systems thus have emerged as feasible strategies to meet the 2010 USEPA regulations.

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EPA awards $8M in FY2014 clean diesel grants in 21 states, Puerto Rico

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San Joaquin Valley Unified Air Pollution Control District is replacing 48 trucks model year 1991-2003 with trucks powered by 2013 or newer model year engines. Colorado Department of Public Health and Environment is retrofitting 36 school buses with technologies to cut soot and reduce idling. Delaware and Virginia. Puerto Rico.

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Perspective: Regional Greenhouse Gas Cap-and-Trade Programs May be the Solution

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Cap-and-trade was first tried on a significant scale twenty years ago under the first Bush administration as a way to address the problem of airborne sulfur dioxide pollution–widely known as acid rain–from coal-burning power plants in the eastern United States. INTRODUCTION.

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