- In this situation, how do you think water needs can be met over the long-term? What makes this a sustainable situation? What would make this a non-sustainable situation?
- What happened when the pumping outpaced the refilling? What impact do you think that would have if it were an ocean instead of a stream?
- If water is withdrawn from the ground, what happens to the ground? Picture it filled with water and then that gone. What would happen? What would be the impact?