___ is becoming a serious problem as demand for drinking water increases in coastal cities.

Question

Quizplus · Accepted Answer

As demand for drinking water increases in coastal cities, people are relying more and more on underground wells. However, excessive pumping of groundwater can cause saltwater from the ocean to intrude into the well, contaminating the freshwater supply. This makes D the best choice as salt-water intrusion into wells is becoming a serious problem.

___ Is Becoming a Serious Problem as Demand for Drinking