Traditionally, energy security has been defined as adequate, affordable and reliable supplies of energy. This book presents the different perspectives on energy security of European and Asian countries, as well as the regional perspectives. Within this context it explains Russian energy nationalism, the reasons for the failure of EU common energy policies, the shortcomings in the European Commission's approaches, the lack of strategy for pipelines, and the deficiencies in policies towards central Asia. In the case of Asia, the book explains Chinese energy diplomacy, Japanese dependencies and objectives, the possibility of energy competition and cooperation in Northeast Asia and ASEAN's new strategies for energy security. The increasing importance of nuclear energy in Asia is also emphasized. Finally, the book presents the different approaches to human security in Asia and Europe.