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3. U.S. Department of Labor, Bureau of Labor Statistics Green Goods and Services (GGS), 2013, available at https://www.bls.gov/ggs/home.htm
4. International Organization of Motor Vehicle Manufacturers OICA, Production Statistics, 2012, available at http://www.oica.net/2012-production-statistics/
5. Renewable fuels and chemicals by thermal processing of biomass