Yes , in coming time there is so much lack of clean drinking water . Even today in some states of India have a lack of clean drinking water
Now , I want to tell you the ways to avoid such crisis.
1. Don't throw waste in the rivers and ponds and all water resources . Always try to keep them clean
2. The Factories and industries water contains the harmful chemicals and bacteria as they polluted the water . Always first filterize these water
3. Some people bath their animals in the rivers as this also polluted water.
4. Some people also washed clothes especially poors in rivers and ponds. As in this way water is polluted by soaps and detergents as people washed clothes by detergents and soaps
These are ways by which water is polluted