Why is this Project needed?

For those who do not closely follow water issues and are wondering why a project like this is needed, I came across a very nice concise video at India water portal. It can be accessed here

It covers all the points which make you wonder where we are heading without getting into the details.

1. 50% of water supply gets lost due to inefficiencies.

2. The role of bottled water and tankers in our current water requirements.

etc.