This book covers an extensive range of issues related to constructed wetlands for treatment of stormwater and wastewater. Chapter One covers the functions and classifications of constructed wetlands, treatment processes of wetlands and a detailed description of microphytes. Chapter Two provides details of the design of wetlands and their construction. Chapter Three provides details of the important issue of operation and maintenance of constructed wetlands. Chapter Four highlights all the experience gained from managing a large and prominent urban wetland. Chapter Five outlines the importance of engaging the community when planning, designing and constructing wetlands.The book is useful for environmental professionals desiring a good appreciation of the concepts in constructed wetlands. This book is also a useful reference for graduate and post-graduate students of civil and environmental engineering, chemical engineering, environmental management or environmental science.