Across
- 2. Variety of plant and animal life
- 3. tectonics Earth's crust movement and earthquakes
- 7. Physical features of the land
- 8. Seasonal wind and rainfall pattern
- 9. Volcanic activity and eruptions
- 10. change Long-term weather pattern shifts
- 14. Wearing away of land by natural forces
- 15. Map-making and study
- 16. Movement of people or animals
- 17. energy Sustainable power sources
- 18. fuels Non-renewable energy sources
- 19. shadow effect Dry area caused by mountains
- 20. (Geographic Info Systems) Mapping and analyzing data
Down
- 1. Clearing trees from an area
- 4. Environment-focused tourism
- 5. Area draining into a river
- 6. Worldwide integration and connection
- 11. Land turning into a desert
- 12. Growth of cities and towns
- 13. landscape Human impact on natural environment