This is a great overview of constructed wetlands and bioremediation. It is also an advertisement for a specific company, so take that how you want to.
This is another video from the Bayawan video posted below
A combination greenhouse, water purification system. Collects water from the roof and from a greywater recycling system in the house and runs it through a man-made wetland. A large cistern under the floor hold the treated water.
Ayala water and ecology company specializes in natural biological systems (nbs) technology. This uses plants to purify water, soil, and air. For example, these systems treat waste water produced on agricultural farms so that it can be replaced into streams in compliance with environmental standards.
The Sanitation Health Department in Bayawan, Philippines went into acton to improve the living situation of the people. The mayor discusses health and created intitiatives with water supply as a primary health priority. He realized whaen one person is sick, it affects the whole family. In 2004, work began with a German company, German agency for Technical Cooperation (GTZ) to develop a WWTP. The modo was "closing the loop in waste water management and sanitation". It was recognized that sanitation is largely neglected thoughout the Philippines, and changes needed to happen. More than 30% of sicknesses are due to water related causes. They developed a pilot site for the 1st WWTP in the Philippines. It was decided to use a constructed wetland for treatment, spanning 3,000 square meters and treating 700 houses.
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