The Stony Brook-Millstone Watershed Association in New Jersey is building a wetlands-based wastewater treatment center at its new $7.5 million environmental center. Expected to be completed in fall 2014, the new system will use the natural cleansing quality of plants, creating a more effective way to treat human waste and remove more pollution than a conventional septic system, the association reported.Wastewater from the toilets, showers and sinks will flow into a tank where solids will be removed. The water will be pumped into the first wetlands stage, a container where microbes in the plants’ roots will attack bacteria, then flow
