To prevent desertification (the eventual progression of land from fertile to arid) in a region of Egypt where the issue is prevalent, scientists are rerouting sewage waste water from nearby cities, passing it through natural purification processes, and using the nutrient-rich solution to fuel the growth of a “green wall.” Named the Serapium Forest, this oasis exists in the barren area around the Suez Canal …
Purified Sewage Water Nourishes Forest in Egyptian Desert