Across
- 3. its the consecuence of all the enviromental issues
- 4. earth science that studies the changes in the planet
- 10. consecuence of the raise of the levels of sea
- 12. earth science that studies changes in the weather
- 14. earth sphere form mainly by water
- 15. earth sphere that is form mainly by vapor
- 16. earth science that studies mainly water
- 17. earth science that studies ancient resources
- 19. earth science that studies natural enviroments
Down
- 1. its caused by cutting too many trees
- 2. it happens when a green area becomes a desert
- 5. earth science that studies oceans
- 6. earth science that studies land and everything on it
- 7. its the main consequence of the global warming
- 8. earth sphere mainly form by land
- 9. its caused by factories and CO2
- 11. earth sphere form mainly by living creatures
- 13. science that studies stars and bodies in the space
- 18. its caused by chemicals on the air