Water pollution is a major form of environmental degradation. The primary causes of water pollution are pathogens, chemicals released from factories, sewage, etc. Water pollution is classified into three categories, namely, point source pollution, non-point source pollution and groundwater pollution. This book aims to elucidate these varied types of water pollution, their causes and strategies to mitigate such pollution. The topics included herein are of utmost significance and bound to provide incredible insights to a broad spectrum of readers such as ecologists, environmentalists, conservationalists, students, environmental engineers, researchers, etc.