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Study finds changes in air pollution due to EV adoption are not distributed equally

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A team of researchers from the University of California, Berkeley; University of North Carolina, Chapel Hill; and University of Miami has analyzed the implications of California’s Clean Vehicle Rebate Project (CVRP) for emissions of greenhouse gases and criteria air pollutants, both in aggregate and in their distribution. Mejia-Duwan et al.

Pollution 307
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Study finds pollution emitted near equator has biggest impact on global ozone

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Since the 1980s, air pollution has increased worldwide, but it has increased at a much faster pace in regions close to the equator. The work provides strategic insight on where in the world to reduce emissions of pollutants that form ozone. —Owen R. Cooper, co-author. Yuqiang Zhang, Owen R. Cooper, Audrey Gaudel, Anne M.

Ozone 230
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TOAR shows present-day global ozone distribution and trends relevant to health; public database

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Even so, during 2010-2014, people in parts of California, Arizona, Colorado, Texas, the Midwest and the Middle Atlantic still experienced more than 15 days a year in which ozone levels exceeded the US health-based air quality standard of 70 parts per billion (ppb) averaged over eight hours. Source: University of Leicester. Click to enlarge.

Ozone 255
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IARC: Outdoor air pollution carcinogenic to humans

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The International Agency for Research on Cancer (IARC), the specialized cancer agency of the World Health Organization (WHO), has classified outdoor air pollution as carcinogenic to humans (Group 1). 161, Air Pollution and Cancer. The air we breathe has become polluted with a mixture of cancer-causing substances.

Pollution 247
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NOx emissions exceeded limits in 12 European countries in 2010

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2010 NO x emissions (all sectors) and ceilings for 12 EU countries exceeding their limits. Air pollution emitted from sources such as traffic, industry and households is still above internationally agreed limits in 12 European countries, according to newly published data. Source: EEA data viewer. Click to enlarge. Earlier post.).

2010 240
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EPA and ARB Present Proposals to Reconsider 2010 SCR Engine Certification Requirements

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The California Air Resources Board (ARB) and the US Environmental Protection Agency (EPA) have presented preliminary proposals aimed at closing compliance loopholes for medium- and heavy-duty diesel engines using SCR-based NO x emissions control systems for 2011 and later model years.

2010 186
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Euro Parliament Environment Committee votes for tightened air pollution targets

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The Environment Committee (ENVI) of the European Parliament tightened up a European Commission proposal and called for more ambitious national caps on emissions of six main pollutants in order to cut emissions by 70% across the EU and save €40 billion (US$44 billion) in air pollution costs by 2030. Background.