The main theme of this book is "Phytoremediation for Waste water Management" This book is basically an authors dissertation work during his M.Sc in Environmental Science. Thus it gives an idea and comprehensive picture of Phytoremediation technology for waste water or sewage treatment. This book covers basics of Phytoremediation technology, literature review, merits & demerits of technology, designing of root zone bed, physic-chemical, biological analysis and characteristics, results & discussion, graphical representation and application of technology. The Root Zone treatment is very useful for recycle and reuse the waste water as well as domestic sewage. Also low cost and Eco-friendly technology. The green part of the treatment plant attract number of insects especially caterpillars, lizards etc.