The future of energy Using the principle that extracting energy from the environment always involves some type of impact on the environment The Future of Energy discusses the sources technologies and tradeoffs involved in meeting the worlds energy needs. A historical scientific and technical background set the stage for discussions on a wide range of energy sources including conventional fossil fuels like oil gas and coal as well as emerging renewable sources like solar wind geothermal and biofuels. Readers will learn that there are no truly green energy sources all energy usage involves so Using the principle that extracting energy from the environment always involves some type of impact on the environment The Future of Energy discusses the sources technologies and tradeoffs involved in meeting the worlds energy needs. A historical scientific and technical background set the stage for discussions on a wide range of energy sources including conventional fossil fuels like oil gas and coal as well as emerging renewable sources like solar wind geothermal and biofuels. Readers will learn that there are no truly green energy sources all energy usage involves some trad