Across
- 3. The flat treeless lands forming a ring around the Artic ocean.
- 5. A storm that forms over warm, tropical clean waters.
- 6. the spread of ideas, inventions, or patterns of behavior to different society.
- 7. east or west of the equator.
- 9. complete seperation of races.
Down
- 1. Mandela/ leader of the ANC.
- 2. north or south of the equator.
- 4. permanently frozen ground.
- 8. regional ecosystem.
- 10. organic material in soil.