| Page data | |
|---|---|
| Published | 2009 |
| License | CC BY-SA 4.0 |
| Quality |  Stub |
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| Cite as "Natural pools". Appropedia. 2021. Retrieved 2021-10-22. | |
Natural pools or natural ponds are systems of constructed bodies of water, contained by isolating membranes, in which all purification of the water is carried out by the motion of the water through biological filters and plants growing hydroponically in the system.