What feature in a map is used to help determines distance

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.

Explain the cause for movement river valley civilization to early industrial centers

Dentify one advancement from the industrial revolution that had a significant impact on agriculture, and discuss the benefits this advancement had on the industry.