The Environmental Protection Agency released its annual Light-Duty Automotive Technology, Carbon Dioxide Emissions and Fuel Economy Trends: 1975 Through 2011 report March 8, finding that the average fuel efficiency for new cars and light duty trucks has increased while average CO2 emissions continue to decrease for the seventh consecutive year. Average CO2 emissions from new vehicles were 394 grams per mile in 2010, and the average fuel economy value was 22.6 mpg; the agency projects an improvement to 391 grams CO2/mile and 22.8 mpg for 2011.