This dictionary covers terms related to energy technologies and their impact on the world's energy use. It sets out the principles behind each technology's operation, as well as its economic, environmental, and social impacts. Coverage includes energy demand and conservation, electricity generation and distribution, energy storage, renewable energy and fossil fuel technologies, nuclear energy, environmental issues, energy and society, and biographies of eminent energy scientists. The text is complemented by illustrations, a chronology, and global statistics on energy use.