Help with research paper! ( dependency on water) need sources from books and sites?

Question

I need to know how many percent of the water being used comes from rivers and how dependent is the world on water and how it is being used. also i need to know how much of our water is being given by rainfall and is it enough to help us depend on water

Answer 1

All of the statistics depend on where you are located. It is different in each part of the world.