Contaminants that enter the groundwater may remain there for decades

Groundwater moves very slowly through the aquifers at a rate of only inches per day. Some contaminants that reach the groundwater break down slowly or not at all, and move slowly with the water. Therefore, groundwater may contain these contaminants for many years.

Explanation:

false because ozone (o3) depletion does not cause global warming, but both of these environmental problems have a common cause: human activities that release pollutants into the atmosphere altering it.

global warming is caused primarily by putting too much carbon dioxide into the atmosphere when coal, oil, and natural gas are burned to generate electricity or to run our cars.

explanation: