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US EPA to Reconsider National Ozone Standards

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The US Environmental Protection Agency (EPA) will reconsider the 2008 primary and secondary ozone standards. In 2008, EPA established a new primary 8-hour standard for ozone of 0.075 parts per million (ppm), and a new secondary standard set at a form and level identical to the new primary standard. ppm standard, due to rounding.

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EPA Proposes New Tougher Ground-Level Ozone Standards

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Counties projected to violate proposed Primary 8-hour Ground-Level Ozone Standards in 2020. The United States Environmental Protection Agency has proposed the strictest standards to date for ground-level ozone. EPA is proposing an accelerated schedule for designating areas for the primary ozone standard. Source: EPA.

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US reaches $1.5B settlement with Daimler AG over emissions cheating in Mercedes-Benz diesels; civil penalty of $875M

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Under the proposed settlement, lodged with the US District Court for the District of Columbia, Daimler will recall and repair the emissions systems in Mercedes-Benz diesel vehicles sold in the United States between 2009 and 2016 and pay $875 million in civil penalties and roughly $70.3 million in other penalties.

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National Academies release third review of the 21st Century Truck Partnership

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The National Academies have released a third review of the 21 st Century Truck Partnership (21CTP); the review follows the Phase 1 and Phase 2 reviews by the National Research Council in 2008 and 2012 ( earlier post ) and assesses the progress the partnership has made. gallons per 1,000 ton-miles for the 2009 baseline.

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UN Review of Recent Climate Research Concludes That Impacts Of Climate Change Coming Faster Than Anticipated

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Significant climate anomalies 2008/2009. A new climate modeling system, forecasting average temperatures over a decade by combining natural variation with the impacts of human-induced climate change, projects that at least half of the 10 years following 2009 will exceed the warmest year currently on record. Click to enlarge.

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National Academies report finds EPA’s controlled human exposure studies of air pollution are warranted

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Results from CHIE studies are used to inform the periodic review of National Ambient Air Quality Standards (NAAQS) for common pollutants, such as ozone and particulate matter (PM), and advise other policy decisions. 2009 to Oct. Out of the 845 intentional pollutant exposures conducted at EPA’s study facility from Jan.

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California ARB releases final version of proposed update to Climate Change Scoping Plan; LEV IV

Green Car Congress

Achieving our long-term climate goal and 2032 ozone standards will require a much deeper penetration of ZEVs into the fleet. Deployment of fuel efficient vehicle tires for in-use vehicles could include limited incentives, followed by ratings and then standard setting to permanently shift the market.