What are the positives and negatives of desalination?

the only negative thing will be africans getting healthy again and taking control over their resources, wait, that's a positive thing - happyboog

oh, and the only positive thing will be thousands and thousands of fishies and other marine life dying, hold on, that's a negative thing

and even though the plant is going to be very useful to humankind, we gotta think about mother nature too :) - gummi bears