CryoQuest: A Cryosphere Quiz

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Across
  1. 2. Ground that remains frozen for a minimum of two consecutive years
  2. 6. Flat, rounded sea-ice pieces formed by wave action in cold waters
  3. 8. Area of open water surrounded by ice in polar regions
  4. 11. Sea ice that has grown no more than one winter season
  5. 16. German naturalist who pioneered modern physical geography and climate science
  6. 18. Physicist who proved that certain gases trap heat in the atmosphere
  7. 19. Rock and sediment carried and deposited by a glacier
  8. 20. Large, slow-moving mass of ice formed from compacted snow on land
Down
  1. 1. Swedish scientist who first quantified the warming effect of CO₂ in 1896
  2. 3. Section of a glacier where ice flows rapidly over steep terrain
  3. 4. Layered accumulation of snow that stores winter precipitation
  4. 5. Solid, ice-like compound where methane gas is trapped in water molecules
  5. 7. Ratio of reflected to incoming solar radiation from a surface
  6. 9. Process where chunks of ice break off from a glacier or iceberg front
  7. 10. Flat area formed by sediments deposited by melting glacial water
  8. 12. Triangular mass of ice formed in cracks within permafrost soil
  9. 13. Immense glacier covering a large landmass, such as Antarctica
  10. 14. A prolonged period of extreme global cooling and expanded glaciation
  11. 15. Process by which ice or snow is lost through melting, evaporation or wind
  12. 17. Situated or occurring within the body of a glacier