CHAPTER ONE
1.1 Introduction
Globally, water has been a major requirement for the growth and development of biotic life. Water has for long exerted strong influence on the choice of place for human settlement. Of all human activities, agriculture and industrial activities have been identified as the highest consumer of water (Nweze and Chimboh, 2003). With time, increase in population and sophisticated advancements in man’s industrial sectors have resulted in drastic scarcity of available natural/clean water.