This book presents the state-of-the-art of carbon dioxide metallurgical reduction and decreased use of carbon. Readers will find papers concerning the efficient reduction of carbon dioxide and properly tailoring extractive metallurgical techniques to improve fuel self-sufficiency in a cost-effective manner. In connection, the utilization of all available energy sources, including solar and stored energy in the form of wastes, is presented. The book is conveniently divided into the areas of mechanisms, ferrous industry and electrolytic methods.