Daniel Yergin's book was conceived as an attempt to understand the formation of the energy picture of the world and talk about the problems of modern energy. Despite the incredible complexity of the topic, the book is written in simple and understandable language and is read more than just fascinating. For example, already in the preface to his book, Daniel Yergin explains very clearly the relationship between any social crisis in the Gulf countries and the instant increase in oil prices around the world, and also talks about the political power and benefit that access gives to a particular country. to energy sources, what security guarantees it provides and what responsibility it implies. Further, the book discusses such issues as: - the path of development of nuclear energy after the Second World War; - features of the oil map of the world, formed after the collapse of the Soviet Union; - transformation of the American natural gas market as a result of George Mitchell's "shale boom"; - search for new sources of energy; - the importance of renewable energy sources for the global economy of the 21st century; - Mutual influence of environmental problems and energy.