Across
- 3. Ground that remains frozen for at least two consecutive years.
- 5. A floating block of ice that has broken off a glacier or ice shelf.
- 8. Water produced by the melting of snow or ice.
- 10. The frozen part of the Earth system.
- 12. A dome-shaped mass of ice covering less than 50,000 km².
- 13. A continental-scale mass of ice covering more than 50,000 km².
- 14. A deep crack in the surface of a glacier.
- 15. The proportion of sunlight reflected by a surface.
Down
- 1. A floating extension of a land-based glacier or ice sheet.
- 2. Rock and sediment deposited by a glacier.
- 4. The lowest elevation where snow persists year-round.
- 6. The backward movement of a glacier's terminus due to melting.
- 7. A large, slow-moving mass of ice on land.
- 9. Frozen ocean water that forms and melts seasonally.
- 11. A cylindrical sample of ice used to study past climates.