Can “ecotechnologies” be economically viable alternatives to RAS in Africa?
![Can “ecotechnologies” be economically viable alternatives to RAS in Africa?](http://www.investableoceans.com/cdn/shop/products/unnamed_b0c33e84-9e8c-4883-b7ce-e3c85fc2b45d_{width}x.jpg?v=1631384508)
Ecotechnolgies, including constructed and reciprocating wetland systems, might offer economical alternatives to RAS, employing some of the same principles as recirc systems, but at the fraction of the cost.
Image: zhan zhang, Unsplash