Wastewater and its Treatment Techniques: An Ample Review

Abstract

The prompt population increment, rapid urbanization of the cities and fast development of the industries leads the generation of much pollution in our atmosphere. Among the other pollutants; water pollution is one of the important issues for addressing seriously. Such pollution not only affects human health but also harmful for agriculture and the earth. Drinking safe and clean water is one of the rising problems around the globe. Various developed countries are utterly working for providing safe and clean water by treating the water. Such countries not only ground water treatment but also proper treatment of wastewater. There are various conventional and non-conventional wastewater treatment techniques. This research work highlights the issues of water, wastewater treatment and few conventional and nonconventional wastewater treatment techniques. More than 50 latest and critical articles relating to the subject area of this research work had been reviewed and also few web blogs has been used to address the challenges in the wastewater treatment. On the basis of reviewed material in this research work, it is concluded that drinking water shortage increased to scary level and needs serious address. Also non-conventional wastewater treatment techniques are more feasible than the conventional techniques. Among the other non-conventional techniques, the constructed wetlands are more beneficial for the wastewater treatment.  Keywords: Constructed Wetlands, Conventional and Non-Conventional Treatment Techniques, Wastewater, Wastewater Treatment, Water