Earth Science - Land Subsidence
Across
- 5. The most common type of sinkhole.
- 7. Measurement used for how acidic something is.
- 8. A type of land subsidence often linked to groundwater withdrawal.
- 10. The sinking of the Earth's surface due to subsurface changes.
- 13. Country that is sinking the fastest.
- 16. A main contributor to acid rain.
- 17. Country with the most abandoned mines.
- 19. Process where acidic rainwater erodes bedrock.
Down
- 1. A common rock in which sinkholes form.
- 2. The rapid collapse of a sinkhole.
- 3. The most common type of rock that leads to sinkholes.
- 4. A factor that can increase sinkhole risk.
- 5. A mine in Mexico known for its large gypsum crystals.
- 6. Location of the Naica Mine, known for its large gypsum beams.
- 8. Type of rain caused by air pollution like sulfur and nitrogen oxides.
- 9. Gold mine in South Dakota that experienced land subsidence.
- 11. Process of dissolving soluble rocks like limestone.
- 12. Fossil fuel that contributes most to acid rain.
- 14. Can form in sinkholes when water collects.
- 15. Instrument used to detect land deformation.
- 18. Type of soil where cover-subsidence sinkholes are common.