This book places a current topic-energy transition-within the historical background of human social development and explores the value and significance of energy transition for economic transition in the course of economic growth. It sheds light on the basic logic and the distinguishing characteristics of energy transition by reviewing the history of energy transition development in order to provide a new perspective for understanding and analyzing China's energy transition considering lessons from the German and American energy transition experiences. This book will be of interest to environmentalists, economists, and journalists.