Comprehensive Energy Systems, Second Edition, Ten Volume Set provides a unique source of unified information that covers the entire spectrum of energy from production to utilization, including basic to advanced levels of content that address the critical issues that face humanity. This comprehensive book describes traditional and novel energy systems with sections on system design, analysis and assessment, from single generation to multi-generation, and theory and applications. In addition, the book also presents high-level coverage on energy policies and strategies, economic dimensions, environmental impact assessments, and sustainable development. High-level sections include Energy Fundamentals, Energy Materials, Energy Production, Energy Conversion, and Energy Management. For this second edition, existing chapters have been improved and updated with new information, knowledge, technologies and applications. New chapters and case studies have been added on topics such as Artificial Intelligence, energy trading, transport, transmission, consumption, and recent dynamics in the energy sector after COVID-19.