Air pollution refers to the presence of biological molecules, particulate materials, or any other hazardous material in the atmosphere. The effluents present in the atmosphere lead to reduced quality of air. The pollutants present in air can have adverse effect on human health and our ecosystem. Sulphur oxides, nitrogen oxides, volatile organic compounds, particulates, odors, chlorofluorocarbons and radioactive pollutants are some of the primary air pollutants. This book explores all the important aspects of air pollution in the present day scenario. It strives to provide a fair idea about this discipline and to help develop a better understanding of the latest advances within this field. This book will help new researchers by foregrounding their knowledge in this branch. It includes some of the vital pieces of work being conducted by experts across the globe on various topics related to air pollution. This text delves into the measurement techniques, environmental impacts and strategies to control and reduce air pollution. It is a ripe text for environmentalists, climatologists, ecologists, researchers and students.