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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. Source: EPA. The United States Environmental Protection Agency has proposed the strictest standards to date for ground-level ozone. By July 2011: EPA makes final area designations. Click to enlarge.

Ozone 186
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US EPA Proposes New Emissions Rules for Category 3 Marine Diesel Engines, Tighter Fuel Sulfur Restrictions; Harmonization with International Standards

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As the next steps in a strategy to cut harmful emissions from ocean-going vessels, the US Environmental Protection Agency is proposing new engine emissions and fuel standards for large marine diesel engines on US-flagged ships that would harmonize with international standards. Earlier post.) Earlier post.)

Mariner 170
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EPA Proposes Stronger Air Quality Standards for Nitrogen Dioxide

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EPA has proposed revisions to the nitrogen dioxide (NO 2 ) air quality standard, the first adjustment since 1971. The proposed changes reflect the latest science on the health effects of exposure to NO 2 , which is formed by emissions from cars, trucks, buses, power plants, and industrial facilities and can lead to respiratory disease.

EPA 210
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EPA Issues Final Endangerment Finding for Greenhouse Gases

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The US Environmental Protection Agency (EPA) issued its final endangerment finding on greenhouse gases (GHGs), concluding that greenhouse gases (GHGs) threaten the public health and welfare of the American people. EPA also finds that GHG emissions from on-road vehicles contribute to that threat. Earlier post.) Earlier post.)

EPA 218
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EPA and USDA to Promote Biogas Development

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The US Environmental Protection Agency (EPA) and Department of Agriculture (USDA) have entered a new interagency collaboration promoting renewable energy generation and slashing greenhouse gas emissions from livestock operations. EPA and USDA’s enhanced collaboration will provide up to $3.9 Tags: Brief.

EPA 186
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US NOx Cap and Trade Program Lowers Smog Levels in Eastern United States

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The existing US NO x cap-and-trade program lowered 2008 summertime NO x emissions from power plants and large industrial sources 62% compared to year 2000 levels and 75% lower than in 1990, according to a report released by the US Environmental Protection Agency (EPA). Source: EPA. Tags: Brief. Click to enlarge.

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President Obama Directs Administration to Create First-Ever National Efficiency and Emissions Standards for Medium- and Heavy-Duty Trucks; Calls to Extend LDV Program to MY 2017 and Beyond

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US President Barack Obama signed a Presidential Memorandum directing the US Environmental Protection Agency (EPA) and the US Department of Transportation (DOT) to create a first-ever National Policy to increase fuel efficiency and decrease greenhouse gas pollution from medium- and heavy-duty trucks for Model Years 2014-2018. miles per gallon.

Obama 225