Chapters explore: - the consequences of the worlds current unsustainable energy policy. - the potential benefit of a green energy revolution and the kind of philosophy that will be required to make it happen. - the most controversial energy technologies- biofuels, hydroelectric power, "clean coal," and nuclear power- and present arguments for and against the use of each. - the debates over an "all-of-the-above" policy versus a purely "clean" technologies approach, and carbon taxation versus cap-and-trade policy. - international cooperation in green energy implementation. A general introduction and introductory essays to each chapter give the reader the necessary background to put the issue in perspective, while questions frame debatable issues for each essay.