原文传递 Scoping Study of the Impacts of Bioenergy and Alternative Fuels on the Southwest Region's Economy and Transportation Infrastructure.
题名: Scoping Study of the Impacts of Bioenergy and Alternative Fuels on the Southwest Region's Economy and Transportation Infrastructure.
作者: boske, l. b. woodward, j. t.
关键词: transport, soybeans, transportation, infrastructure, ethanol, wind power, biodiesel, brazil, iowa, corn, sugarcane, renewable resources
摘要: This scoping study inventories renewable energy alternatives and assesses their impact on the Southwest regions transportation sector. Biofuel transportation requirements and domestic/international supply chains are illustrated. A variety of potential solutions are described, including technologies currently commercially available and those still in a research phase. However, biofuels constitute the focus of this research given the current level of development and potential to impact the Southwest in the near term. Ethanol is the biofuel most widely marketed at the present time and therefore commands the bulk of this narrative. The worlds primary producers of ethanol are Brazil and the United States. These two nations employ different methods to manufacture the fuel from separate crops. Brazil utilizes sugarcane whereas the United States employs corn. A four parameter comparison focusing on the energy budget, carbon emissions reduction, land use, and production costs of each biofuel type strongly suggests Brazils fuel is superior to the American derivative. Case studies illustrate how ethanol would reach Texas markets depending on whether the biofuel originated in American corn fields or the Brazilian cerrado. Additional discussion cites Texas limited ability to grow existing commercial biofuels locally. However, the Southwest region holds greater promise as a producer of next-generation alternatives still undergoing laboratory evaluation. / Supplementary Notes: Sponsored by Southwest Region Univ. Transportation Center, College Station, TX. / Availability Note: Order this product from NTIS by: phone at 1-800-553-NTIS (U.S. customers); (703)605-6000 (other countries); fax at (703)605-6900; and email at orders@ntis.gov. NTIS is located at 5285 Port Royal Road, Springfield, VA, 22161, USA.
总页数: u0822;101p
报告类型: 科技报告
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