Chapters: Renewable Energy Commercialization. Source: Wikipedia. Pages: 159. Not illustrated. Free updates online. Purchase includes a free trial membership in the publisher's book club where you can select from more than a million books without charge. Excerpt: BiofuelBiomassGeothermalHydroelectricitySolar energyTidal powerWave powerWind power Renewable energy commercialization involves the diffusion of three generations of technologies dating back more than 100 years. First-generation technologies, which are already mature and economically competitive, include biomass, hydroelectricity, geothermal power and heat. Second-generation technologies are market-ready and are being deployed at the present time, they include solar heating, photovoltaics, wind power, solar thermal power stations, and modern forms of bioenergy. Third-generation technologies require continued R