advertising The California Air Resources Board (ARB) will hold a public workshop on 11 March to discuss proposals for several regulations and regulation amendments related to on-road heavy-duty vehicles. At this workshop, staff will be soliciting input on proposals multiple proposals: a new regulation to harmonize with GHG emissions standards for medium- and heavy-duty engines [...]
Posts Tagged ‘United States Environmental Protection Agency’
California ARB to hold public workshop on new GHG and emissions standards for heavy-duty engines and vehicles
March 6th, 2013 
Aaron Turpen 
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EPA tightens national annual PM2.5 standard
December 20th, 2012 Aaron Turpen advertising In response to a court order, the US Environmental Protection Agency (EPA) finalized an update to its national air quality standards for harmful fine particle pollution (PM2.5), including soot, setting the annual health (primary) standard at 12 µg/m3. The outgoing annual standard is 15 µg/m3, which has been in place since 1997. The ruling [...]
Study finds declining PM2.5 levels continue to improve life expectancy in US
December 10th, 2012 Aaron Turpen A new study led by researchers at Harvard School of Public Health (HSPH) has found an association between reductions in fine particulate matter (PM2.5) and improved life expectancy in 545 counties in the US from 2000 to 2007. It is the largest study to date to find beneficial effects to public health of continuing to [...]
ATDynamics expands trailer tail line
October 16th, 2012 Aaron Turpen ATDynamics, manufacturer of the TrailerTail, announced at the American trucking Associations Management Conference and Exhibition, that it has now deployed 10,000 devices in the US. Collectively, they have logged more than 300 million miles and saved more than two million gallons of diesel fuel, the company claims. The trailer tails, which extend off the rear of [...]
