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California ARB: GHG emissions fell below 1990 levels for first time in 2016; down 13% from 2004 peak; transportation emissions up 2%

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The California Air Resources Board (CARB) announced that greenhouse gas emissions in California in 2016 fell below 1990 levels for the first time since emissions peaked in 2004—a reduction roughly equivalent to taking 12 million cars off the road or saving 6 billion gallons of gasoline a year.

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PM2.5 pollution linked to blood vessel damage in healthy young non-smoking adults

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Fine particulate matter air pollution (PM 2.5 ) may be associated with blood vessel damage and inflammation among young, healthy adults, according to new research in Circulation Research , an American Heart Association journal. Air pollution is known to contribute to cardiovascular disease and related deaths. —Pope et al.

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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. Current Tier 4 regulations apply to locomotives manufactured in 2015 or later. 1993–2004. 2015 or later. 2002–2004. 2015 or later. 2002–2004. 2015 or later. The proposed regulations. 1973–1992. 2005–2011.

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Toyota to pay $180M penalty for Clean Air Act reporting violations

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The complaint filed in Manhattan federal court alleges that from approximately 2005 until at least late 2015, Toyota systematically violated Clean Air Act automobile defect reporting requirements designed to protect public health and the environment from harmful air pollutants. Toyota’s Conduct from Approximately 2005 to 2015.

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Satellite method provides insight into ozone-NOx-VOCs sensitivity for different locations

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Ozone pollution near Earth’s surface is one of the main ingredients of summertime smog. Determining effective strategies for mitigating surface ozone (O 3 ) pollution requires knowledge of the relative ambient concentrations of its precursors, NO x , and VOCs. Credits: NASA’s Earth Observatory /Josh Stevens. Click to enlarge.

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California ARB holding two workshops on developing measure to reduce emissions from TRUs

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TRUs and TRU gensets emit diesel PM, NO x , greenhouse gases and other pollutants. ARB adopted the TRU Airborne Toxic Control Measure in 2004, with amendments in 2010 and 2011, to reduce PM emissions from TRU units. TRU gensets are typically engine-powered generators designed to provide power to electrically driven refrigeration units.

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Toyota Transport begins operating first CNG-fueled car hauler

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The purchase of the truck advances Toyota’s own environmental endeavors and efforts in its support of the Environmental Protection Agency (EPA) SmartWay program, the public-private initiative to reduce greenhouse gas emissions and air pollution created by freight transportation in corporate supply chains. million barrels of oil and $20.6