How is the local hydrologic cycle affected by the practice of drawing drinking water from a river and then returning sewage to the same river?

Question

Can anyone please help?????? THANKS A LOT!!!!!

Answer 1

Yucchh!

Unless the sewage is processed, then people are drinking what they've recently urinated and defecated.

Answer 2

You might get a kick out of this old song sung by Tom Lehrer.

http://www.youtube.com/watch?v=JPrAuF2f_oI

Answer 3

You really get a kick out of it if you live in San Jose.

Answer 4

But that version doesn't include the San Jose reference.

Answer 5

The breakfast garbage they throw into the bay,
Is drunk for lunch in San Jose.