Across
- 3. The line of latitude at 0 degrees that receives the most direct sunlight
- 4. Large areas of flat grassland found in North America
- 5. The average weather conditions of a place over a long period of time
- 7. The amount of plant growth in a biome
- 8. The amount of rain an area receives
- 10. A region with scattered shrubs and grasses between desert and forest
- 12. The distance north or south of the Equator measured in degrees
- 13. The process of producing crops or livestock
- 15. A large region with a particular climate and vegetation
- 17. The cutting down and removal of forests
- 18. A very dry biome with low rainfall and sparse vegetation
- 20. The process by which plants make their own food using sunlight
- 21. A biome with high rainfall and dense tree cover near the Equator
- 22. Farming carried out to produce food or fibre
- 23. A cold biome with permafrost and very little tree growth
Down
- 1. A tropical grassland biome found in Africa
- 2. A biome with moderate rainfall and deciduous trees
- 6. Coastal areas often have this type of climate
- 7. Permanently frozen soil found in tundra regions
- 9. The height of land above sea level
- 11. The removal of topsoil by wind or water
- 14. The ability to maintain ecological balance over time
- 15. The variety of plant and animal life in an area
- 16. Areas closer to the poles are generally more this
- 19. The clearing of natural vegetation for farming