Across
- 3. Land suitable for growing crops
- 5. Arid area in Australia
- 9. What line determines climate
- 11. Where the tide meets the stream
- 14. Human demand on natural resources
- 15. Depends on producers for energy and nutrients
- 17. Synonym of a biome
- 20. North on the map
Down
- 1. The rate of energy accumulation
- 2. The land dips on topographic maps
- 4. A list of symbols on a map
- 6. An area with cone-bearing needle-leaved evergreen trees-
- 7. The northern line of latitude
- 8. X Axis
- 10. The purposeful clearing of forested land
- 12. What word means the shape of the land
- 13. Several populations that live together
- 16. Where contour lines bend
- 18. The bottom left quadrant of the earth
- 19. How we show the real-life size on maps