いくつかの再利用可能なエネルギー技術の効率性と経済性について考察する。From the contents: Renewable and Solar Energy Technologies: Energy and Environmental Issues.- Can the Earth Deliver the Biomass-For-Fuel We Demand?- A Review of the Economic Rewards and Risks Of Ethanol Production.- Subsidies to Ethanol in the United States.- Peak Oil, EROI, Investments, and the Economy in an Uncertain Future.- Wind Power: Benefits and Limitations.- Renewable Diesel.- Complex Systems Thinking and Renewable Energy Systems.- Sugarcane and Ethanol Production and Carbon Dioxide Balances.- Biomass Fuel Cycle Boundaries and Parameters: Current Practice and Proposed Methodology.- Our Food and Fuel Future.- A Framework For Alternative Energy: Net Energy and Multi-Criteria Analysis.