Across
- 3. Water found in soil cavities
- 4. Human waste water
- 6. Energy from natural heat within the Earth
- 7. Water within the earth
- 8. Adequate clean water to support human society
- 9. Type of soil deterioration caused by pollution
- 15. A living resource
- 19. Regions with less than 250MM on rain annually
- 21. A carbon neutral energy form that sparks fears of radioactivity
- 23. Land that is fertile
- 25. Low yield farming on large plots of land
- 27. Carbon produced by human activities
- 28. Controversial measure to put a price on carbon
Down
- 1. Capturing carbon or shading the earth through technology
- 2. Resources that can naturally replenish
- 5. The removal of nutrients from the soil by wind or water
- 10. Crops grown for export and profit
- 11. Farming to meet the needs of a single family
- 12. Type of soil deterioration caused by compacting or subsidence
- 13. Energy from the sun
- 14. Soil destroyed by salt
- 16. A high carbon form of fossil fuel
- 17. Power source that relies on the movement of water
- 18. High yield farming on small plots of land
- 20. A single type of crop is planted on land
- 22. Natural features that remove carbon from the environment
- 24. A non-living resource
- 26. A theory that states that when half of oil is used, production will fall