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California JETSI to deploy 100 battery-electric regional haul and drayage trucks

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The project is poised to reduce five tons of pollutants such as nitrogen oxides (NO x ) and particulate matter (PM) annually along Southern California’s I-710 corridor, as well as eliminate 8,247 metric tons of greenhouse gas emissions.

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Pollution plumes in Paris air are richer in gaseous aromatic compounds than in LA; gasoline engines main source of VOCs

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The study also shows that the proportion of gaseous aromatic compounds—apart from benzene—in hydrocarbon emissions is two to three times greater in pollution plumes in Paris than in Los Angeles, even though the total quantity of hydrocarbons emitted in Los Angeles remains considerably greater than in Paris.

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CARB previews ‘smog check’ for heavy-duty trucks; phase-in begins 1 Jan

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The California Air Resources Board (CARB) recently previewed the Heavy-Duty Inspection and Maintenance Program (HD I/M), which is due to begin phasing in on 1 Jan 2023 ( earlier post ), at an enforcement truck event held at the Port of Los Angeles. PEAQS roadside unit. Source: [link].

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10-year study shows how air pollution fosters heart disease; accelerated plaque build-up in arteries

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Long-term exposure to particulate air pollution has been linked to an increased risk of heart disease, but the biological process has not been understood. Participant-specific pollutant concentrations averaged over the years 2000–10 ranged from 9.2–22.6 The study is published in The Lancet. and NO x between 1999 and 2012. μg PM 2.5 /m

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Satellite study suggests California clean air regulations working to reduce PM2.5 emissions in state

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pollution in the state. is especially burdensome in California and accounts for the greatest percentage of health impacts attributable to air pollution. LA=Los Angeles basin, CV=Central Valley, OC=Organic Carbon, EC=Elemental Carbon. The open-access study, which focused on the four major components of PM 2.5

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California ARB fines BNSF and Union Pacific $1.25M over drayage truck violations

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An investigation by CARB’s Enforcement Division documented that both companies had failed to accurately report all the required information for noncompliant trucks entering 12 separate intermodal terminals. The California Air Resources Board (ARB) reached. Intermodal terminals facilitate transfer of goods from train to truck or vice-versa.

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Study: more stringent O3 and PM2.5 air pollution standards could save thousands of lives, greatly improve public health

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In “Estimated Excess Morbidity and Mortality Caused by Air Pollution above ATS Recommended Standards, 2011-2013,” published online in the August edition of Annals of the American Thoracic Society , researchers report on the annual health benefits of meeting more protective standards recommended by the ATS for O 3 and PM 2.5.

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