Presently, the petroleum and nuclear industries take the developing competition from solar and wind energy extremely seriously. Therefore, the advent of novel green energy solutions pose a threat to the conventional energy markets. On the other hand, green energy resources provide sustainable energy solutions with negligible environmental impacts. This book unveils fundamental areas to ensuring the sustainable and secure development and utilization of energy resources, and provides corresponding solutions. It discourses the latest progresses in green energy production with a deep insight into the impacts of green energy on society and the environment. Moreover, this book goes beyond theoretical knowledge and discusses the practical problems and their solutions related to energy and sustainable development.