Water consumption and pollition in Africa

The earth contain 70 percent of water the most water the earth contain is ocean water the ocean water contain salt in that you can't consume the ocean water and it can't afford

Caption

anny county to filtirate the ocean water.

In that case we need lake water and river water inorder to consume it very easy but in africa there is same area that have few river and lake there is desert but those few river and lake they is same industry that pollinite those lake and water. 

Together we can fight against those who pollinate water together we can do it.