Why are minerals added to the desalinated water?

Atown is built on the banks of a small lake on the edge of a desert. after some time, the townspeople discover that water from the lake has become too polluted to use. describe one way that the lake may have been contaminated by the actions of the townspeople, and explain how the townspeople can remediate this problem.

What was one effect of european influence on southeast asia?

Give reason sugarcane waste can be recycled into useful products