51.8.4. Subsidence due to excessive groundwater withdrawal

Try these first

1. 1.

   What is subsidence?

   Hint

   Think about what happens when too much water is removed from the ground.

2. 2.

   What is one consequence of subsidence?

   Hint

   Consider how the ground affects buildings.

3. 3.

   What happens when excessive groundwater is withdrawn?

   • Groundwater rises
   • Subsidence occurs
   • Nothing happens

   Hint

   Focus on the relationship between groundwater levels and subsidence.

4. 4.

   True or False: Subsidence can lead to increased flooding.

   • True
   • False

   Hint

   Consider how land elevation changes affect water flow.

5. 5.

   Evaluate the long-term socioeconomic effects of subsidence in a community reliant on groundwater for agriculture. Propose a sustainable water management policy.

   Hint

   Consider both social and economic impacts of water management.

6. 6.

   Design a public awareness campaign to educate about the dangers of excessive groundwater extraction and its effects on subsidence.

   Hint

   Think about how to engage different community members effectively.