Across
- 4. a biodiverse, dense forest with heavy rainfall
- 5. a fertile spot in a desert full of water
- 7. a large floating mass of ice from a glacier
- 9. a narrow, steep valley between mountains with water running through it
- 10. region areas around north and south poles; cold climate and frozen ground
- 11. edge of land near the sea or ocean
- 12. a high, steep, vertical face of rock, earth, or ice caused by erosion
- 13. a tropical area of land with tangled vegetation and dense trees
- 15. a hill of loose sand caused by wind
Down
- 1. the land and scenery of a rural area with fields
- 2. low-lying undeveloped area full of water
- 3. edge of land near stream or river
- 6. mild climate; not really hot or really cold
- 8. hot climate with high rainfall
- 12. a narrow steep valley between mountains that is dry
- 14. edge of land with sand or pebble near a lake