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Constructed Wetland <br /> <br />Advantaqes <br />· Easy to construct <br />· Zn-sltu replacement <br />· Pre-treats waste <br />· Reliable <br />· Meets performance <br /> standards <br />· Aesthetic and <br /> educational benefl~ <br />· Easy to operate <br /> <br />Disadvantages <br />· Requires large area <br />· Full treatment achieved <br /> after plant establishment <br /> <br /> iThe NAWE Approach <br />· NAWE provides a newer and more progressive <br /> approach to the planning of wastewater <br /> infrastructure through a process known as <br /> Decentralized Wastewater Management (DWM). <br /> This concept in effect bridges the two extremes by <br /> bringing into play a range of wastewater <br /> infrastructure models, all of which lead to well <br /> maintained, operated and managed systems under <br /> a centralized Responsible Management Entib/ <br /> (RHE). <br /> <br />8 <br /> <br /> <br />