Question

give two reasons why waste water must be efficiently managed?

Answer 1

because it will pollute soil

Answer 2

Hey dear,

● Why waste water management is necessary -
1) Water is a limited in some areas, so recycling/reusing water would be appreciable in those areas.
2) Sometimes waste water contains some harmful chemicals which if directly put in water arr dangerous for life.

Therefore, waste water management is very necessary.

Hope this helped your query.