Lissom Earth Sciences demonstration site in Eastern Ontario is available for educational visits. Solar Aquatics Systems Technology - A wastewater treatment system that duplicates, under controlled conditions, the natural purifying processes of fresh water wetlands. Wastewater flows through a series of clear-sided tanks, engineered streams, and constructed marshes where contaminants are metabolized or bound up. Water Recycling - Ecological wastewater recycling system in Chatham County, North Carolina. Wastewater is cleaned for reclamation and reuse using constructed wetlands, a greenhouse containing soil filters, and an aquatic ecosystem.
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