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EPA Sets Renewable Fuel Mandate Below Legal Requirement

The Environmental Protection Agency (EPA) established its blend requirements for renewable fuels. The EPA blend requirements were announced after much delay on the November 30 court-ordered deadline. EPA set a goal for refiners to blend 18.11 billion gallons of biofuels into gasoline and diesel for 2016 and retroactively set the level at 16.93 billion gallons for 2015 and 16.28 billion gallons for 2014. Under a waiver provision in the Energy Independence and Security Act of 2007 (EISA), EPA was...

The Quality of Temperature Station Siting Is Critical for Determining Temperature Trends

At the fall meeting of the American Geophysical Union (AGU), held on December 17, I presented research conducted by myself, Evan Jones, John Nielsen-Gammon, and John R. Christy that analyzed the 30-year trend of temperatures for the continental United States since 1979. We found the temperature trends measured by unbiased ground-based weather stations in the National Oceanic and Atmospheric Administration’s (NOAA) U.S. Historical Climatology Network (USHCN) were two-thirds as a high as NOAA’s...

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