Simple and green aqua farming in South Africa | DW English

1 Просмотры
South Africa is in the midst of a severe drought. After seeing wasted water at her parents' fish farm, a 16-year-old girl developed a simple and effective system that saves water through plant purification.

See more videos in our playlist:

Lousy times for salmon farmers:
Российские комедии
Комментариев нет.