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DOE: despite 13% rise in VMT from 2002-2015, pollution down significantly

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Despite an increase in vehicle miles traveled (VMT) of 13% from 2002 to 2015 (the latest year for which data are available), the total amount of airborne pollutants emitted from highway vehicles has declined considerably, according to the US Department of Energy (DOE). Source: DOE. Click to enlarge. microns (PM-2.5).

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Canada publishes proposed regulations for criteria pollutants from locomotives

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This marks Canada’s first regulation of air pollutant emissions from locomotives. The transportation sector in Canada generated 56.0% Of these amounts, rail transportation was responsible for 11.1% 2002–2004. The Government of Canada has published proposed Locomotive Emissions Regulations in the Canada Gazette, Part I.

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NOAA, partners find about 98% decline in VOCs concentrations in LA Basin over last 50 years despite 3x increase in use of gasoline and diesel

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A scatter plot of CO, as a tracer for pollution, versus CO 2 , as a tracer for the amount of combustion, for 2002 and 2010. Even though the CO 2 enhancements over background were comparable in the two years, about 25 ppm in 2002 and 35 ppm in 2010, the ?CO/?CO2 CO2 ratio for this flight track segment decreased from 24.5

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UNECE adopts three new regulations to improve the safety and environmental performance of motor vehicles

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29 is a Working Party within the United Nations Economic Commission for Europe’s (UNECE) Inland Transport Committee; it manages three global agreements. Japan also introduced similar legislation in 2002(Act No. 87 of July 12, 2002). Japan also introduced similar legislation in 2002(Act No. 87 of July 12, 2002).

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Rice/EPA study finds ground-level ozone falling faster than CMAQ model predicted

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Researchers from Rice University and the US Environmental Protection Agency (EPA) report in a paper in the journal Atmospheric Chemistry that particularly in Northeastern cities, ozone levels dropped even beyond what was anticipated by cutting emissions of NO x from 2002 to 2006. from 2002 to 2006. Earlier post.). —Daniel Cohan.

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EU publishes new common noise assessment methods

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Comparable data on noise exposure in Europe is a prerequisite to set up EU policies to reduce noise pollution, a growing health and economic concern all over Europe. Noise is a serious environmental risk to public health, especially in urban areas due to increased transport and inefficient urban planning.

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Calif. ARB releases GHG scoping plan update; more ZEVs, “LEV IV”, MD and HD regulations; ZEV for trucks; more LCFS

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The update identifies eight key sectors for ongoing action: Energy; Transportation, fuels, land use and infrastructure; Agriculture; Water; Waste management; Natural lands; Short-Lived Climate Pollutants (such as methane and black carbon); and Green Buildings. Transportation. million zero emission vehicles on its roads by 2025.