The ever growing need for energy has caused serious harm to the environment and nature. The use of fossil fuel in energy generation has led to severe pollution. Therefore, alternative energy is the need of the hour. Wind energy is one of the most reliable and cost-effective forms of alternative or green energy. This book explores all the important aspects of wind energy in the present day scenario. It discusses the science behind its conception and engineering behind its application. The various studies that are constantly contributing towards advancing technologies and evolution of the field of wind energy are examined in detail in the text. The extensive content of this book provides the readers with a thorough understanding of the subject. It will serve as a reference to a broad spectrum of readers.