Plants with water treatment 'powers'

Thalia dealbata is an aquatic plant which provides nesting sites for birds and is good at removing pollutants.
Thalia dealbata is an aquatic plant which provides nesting sites for birds and is good at removing pollutants.PHOTO: PUB

SINGAPORE - A floating wetland is an engineered system in which plants grow on a floating mat on the water's surface.

The roots also serve as a natural environment for the growth of a community of micro-organisms that break down organic pollutants in the water.

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