Earth Science - Land Subsidence

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