Producing electricity from renewable energy sources has undeniable appeal, both for environmental reasons and for reducing our dependence on fossil fuels. This book assesses the outlook for six leading renewable energy technologies: small hydro power, solar photovoltaic, concentrating solar...

The technology roadmap for Geothermal Heat and Power offers a strategic plan to maximise deployment of these energy resources by 2050. It projects that 1 400 TWh of electricity per year could come from geothermal power by 2050, up from 67 TWh at present. Additionally, geothermal heat (not...

A review of the experience of IEA countries after the oil crises in the 1970s, which initiated a surge of investments in renewables research and development. While use of renewables has grown rapidly, they still account for only a small portion of the IEA energy mix. This work examines policies...