A workshop††Participants at the workshop were: J. Alcamo (IIASA), S. Chernavsky (Institute of Long-term Forecasting, U.S.S.R.), B. Döös (IIASA), B. Eliasson (Asea Brown Boveri, Switzerland), G. Esser (IIASA), Y. Fujii (University of Tokyo), A. Gheorghe (International Atomic Energy Agency,...

This special issue reviews technological options for mitigating carbon dioxide (CO2) emissions. The options analyzed include efficiency improvements, renewable energies, clean fossil and zero-carbon energy technologies, carbon sequestration and disposal, enhancement of natural carbon sinks...