A short presentation to discuss soil use in class

1. SOILS The base of life

3. Soils are the base of life on Earth

4. Agriculture and economy

5. Food, health

6. Societies that manage their soils correctly are prosperous Aztecs with Ce Acatl Incas with terraces Chinese with traditional agriculture Coffee in Costa Rica

7. CHINAMPAS Orti Biblioteca de Consulta Microsoft ® Encarta ® 2005. © 1993-2004 Microsoft Corporation. Reservados todos los derechos.

8. Agriculture that has worked for thousands of years

10. Greece

11. Haiti: deforestation and poverty

14. This is often the case….

15. Deforestation causes erosion, especially in the tropics

16. Deforestation

17. Deserts are growing often because of deforestation

18. South Africa

19. Intensive agriculture

20. Banana cultivation also can be intensive

21. Pinaapple

22. Mining

24. Terraces in Nepal

25. Sweden: forests, pastures and agriculture

26. Using traditional agricultural methods

27. Tea cultivation in Korea

28. What works here?

29. And here?

30. Costa Rica could use her soils much better