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Two-year study in Canada finds large trucks disproportionately contribute to higher levels of black carbon pollution

Green Car Congress

Researchers found that air pollution levels right beside a major trucking route within a city were close to levels seen beside Highway 401, despite the road carrying less than one-tenth of the vehicle traffic. The study is published in the ACS journal Environmental Science & Technology. Jonathan M. Shairsingh, Robert M. 8b01914.

Pollution 231
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Study indicates warming Arctic is remobilizing persistent organic pollutants into the atmosphere

Green Car Congress

A new study by researchers from Canada, Norway and China indicates that warming in the Arctic is revolatilizing persistent organic pollutants (POPs) that have accumulated in sinks such as water and ice. Their paper appears in the journal Nature Climate Change. Nature Climate Change doi: 10.1038/nclimate1167.

Pollution 236
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Study: air pollution causes 800,000 extra deaths a year in Europe and 8.8 million worldwide

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Air pollution could be causing double the number of excess deaths a year in Europe than has been estimated previously, according to a study published in the European Heart Journal. Air pollution caused twice as many deaths from CVD as from respiratory diseases. The researchers found that air pollution caused an estimated 8.8

Pollution 320
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Black carbon is a much larger cause of climate change than previously assessed; about twice previous estimates, and 2/3 the effect of CO2

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The report’s best estimate of direct climate influence by black carbon is about a factor of two higher than most previous work. This includes the estimates in the 2007 Intergovernmental Panel on Climate Change (IPCC) Assessment, which were based on the best available evidence and analysis at that time.

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Government of Canada announces national plan for carbon pricing

Green Car Congress

The Government of Canada has proposed a pan-Canadian approach to pricing carbon emissions; under the new plan, all Canadian jurisdictions will have carbon pricing in place by 2018. To accomplish this, Canada will set a benchmark for pricing carbon emissions—set at a level that will help Canada meet its greenhouse gas emission targets.

Canada 210
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Study Finds Asian Monsoon Carries Pollution Into the Stratosphere

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The Asian monsoon circulation provides an effective pathway for pollution from Asia, India, and Indonesia to enter the global stratosphere, according to a new international study led by scientists at the National Center for Atmospheric Research (NCAR) in Boulder, Colo. NCAR scientist William Randel, the lead author.

Pollution 246
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New international Climate and Clean Air Coalition to focus on reduction of short-lived climate pollutants

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Global benefits from full implementation of measures for reduction of short-lived climate pollutants in 2030 compared to the reference scenario. The climate change benefit is estimated for a given year (2050) and human health and crop benefits are. for 2030 and beyond. Source: UNEP. Click to enlarge. Earlier post.).

Climate 210