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Gasoline consumption per capita in 2020 was on par with that in 1965

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Michael Sivak is the managing director of Sivak Applied Research and the former director of Sustainable Worldwide Transportation at the University of Michigan. Total consumption (millions of gallons). Total consumption (millions of gallons). Consumption per capita. The last time the consumption per capita was lower than in 2020 was in 1965.

2020 415
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New inventory of black carbon emissions from China finds 2007 levels higher than previously reported

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for year 2007. A new black carbon (BC) emissions inventory from China found BC emissions levels in 2007 of 1,957 Gg BC—higher than reported in earlier studies. The paper by researchers from Peking University and Environment Canada appears in the ACS journal Environmental Science & Technology. 2007 were used in this study.

2007 271
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Satellite study suggests California clean air regulations working to reduce PM2.5 emissions in state

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Scientists from Emory University, NASA’s Jet Propulsion Laboratory and the California Air Resources Board teamed to analyze satellite data to determine the 15-year trend of PM 2.5 km-resolution MISR aerosol properties over Southern California for years 2001–2003, 2007–2009 and 2013–2015. pollution in the state. to predict PM 2.5

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Reexamination Certificate for Lithium Iron Phosphate Patent 640 Is Published

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The much-anticipated reexamination certificate for US Patent 6,514,640—one of the lithium iron phosphate battery patents invented by Goodenough and colleagues, assigned to the University of Texas, and licensed exclusively to Hydro-Quebec—has been published.

2006 150
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New study finds GHG emissions from palm oil production significantly underestimated; palm oil biofuels could be more climate-damaging than oil sands fuels

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The research team included members from the National University of Singapore; Stichting Deltares, The Netherlands; International Council on Clean Transportation (ICCT), Washington, DC; and the University of Leicester, UK. —Miettinen et al. Everywhere we looked, the drainage of peat to plant palm oil is increasing.

Oil-Sands 314
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New NASA Satellite Survey Reveals Dramatic Arctic Sea Ice Thinning

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ICESat measurements of winter multi-year ice cover in the Arctic Ocean between 2004 and 2008, along with the corresponding downward trend in overall winter sea ice volume, and switch in dominant ice type from multi-year ice to first-year ice. Courtesy of Norbert Untersteiner, University of Washington. Credit: Ron Kwok, NASA/JPL.

2004 170
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Study Finds Regional Variations in Irrigation Practices Can Push Corn Ethanol Water Requirements 3x Higher Than Earlier Estimates; Need to Account for Regional Specifics in Mandates

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Top: County-level corn production and ethanol facilities in 2007. Bottom: EWe and TCW of each state as of 2007. Researchers at the University of Minnesota have estimated state-level field-to-pump water requirements of corn ethanol production across the US. Credit: ACS. Click to enlarge. Chiu et al.

Water 170