Textbook in PDF format This book is a comprehensive look at the strategies, technologies, and policies driving the transition to sustainable energy management. The content is designed to convey the technical aspects of energy systems and the socioeconomic and environmental imperatives that require a shift toward more sustainable practices. It covers a wide range of topics relevant to current and future energy challenges, including the complexities of designing energy-efficient buildings and national energy policies. The book is a self-study guide for energy and non-energy professionals who either lack formal training in the subjects of energy management and conservation or simply need a means to refresh their knowledge in these subjects. Energy professionals, policymakers and government officials, academics and students, and environmentally conscious individuals will find it a useful resource. We hope this book gives you the knowledge and confidence you need to act, inspires you to come up with new solutions, and encourages you to lead by example. Let us look at how we can make a significant difference through conscious energy management and conservation