Book excerpt: Handbook of Energy and Environmental Security educates the reader about the wider dimensions of the distinctive yet intertwined subjects of 'energy security and 'environmental security'. The book uniquely addresses these two increasingly important topics in a comprehensive and composite manner, describing the concepts and wider dimensions of energy- and environmental security in technological, economic, social and geopolitical perspectives. Divided into three main parts, the book deals with the subject of energy security in terms of its concepts, broader dimensions and allied issues, focuses on environmental security, and covers subjects in a cohesive manner, discussing their important interfaces and commonalities. Providing valuable scholarship for academics, researchers and analysts in the fields of energy and the environment, and using case studies to illustrate national and international levels, this is a valuable resource for energy- and environmental security challenges, especially in the areas of sustainable development and climate change. - Discusses the critical subjects of 'energy security' and 'environmental security' in a composite manner - Incorporates up-to-date data, case studies and comparative assessments - Energy and environmental policy frameworks are covered from the perspective of both developed and developing countries