How do the climates of coastal areas of thatta and badin and indus plain affect the lives of people living there?

Greatly affect.

Explanation:

The climates of coastal areas of Thatta, Badin and Indus plain greatly affect the lives of people living there because this climate provides suitable environment as well as employment opportunity to the people lives there. These coastal areas are the trade center where ships from other countries came with the trade products which increases the opportunity of jobs for the people there so that's why we can see large population on these coastal areas due to their climate and employment opportunities.