Across
- 5. one square meter sampling apparatus
- 8. to store large amounts of goods or materials like food
- 11. the burning of fossil fuels to use their energy
- 12. a group of organisms that can reproduce and have fertile offspring
- 14. the process of converting waste into reusable material
- 16. an acidic fluid that has filtered through the waste in landfills
- 20. a biological community of organisms interacting with each other and the environment
- 21. the cloudiness of water
- 24. the action of cutting down forests
- 25. the process by which liquid turns to gas
- 30. the process of burning waste materials
- 32. the growth of plants without soil
- 34. nonliving factors in an ecosystem
- 36. the supply of water to land or crops to help plants grow
- 37. decomposition of organic material to be used as fertilizer
- 38. the planting of trees in an area that was not previously forested
Down
- 1. green pigment in plants that is responsible for providing energy for photosynthesis
- 2. the lowest zone of the atmosphere
- 3. an underground layer of permeable rock in which water is stored in the rock pores
- 4. the build-up of a toxin in the body of an organism
- 6. water found underground in cracks and spaces in the soil, sand, and rocks
- 7. the protection and management of natural areas to protect biodiversity in a sustainable manner
- 9. the cloudiness of the lens of the eye which makes vision blurry
- 10. the envelope of gases, water vapor, and dust that surrounds Earth
- 13. the ability to meet the needs of the present without compromising the ability of future generations to meet their own needs
- 15. restoring an area of land to its natural undisturbed state
- 17. the percentage of water vapor in the air
- 18. the introduction of harmful substances to the environment
- 19. the movement of people from one place to another
- 22. living factors of an ecosystem
- 23. permanently frozen soil
- 26. the draining of water as overland flow
- 27. fuel derived from biomass
- 28. unusual data that deviates from a pattern
- 29. the variety of living things in an ecosystem
- 31. the movement of water into the soil from the surface
- 33. the provision of clean drinking water and sewage disposal
- 35. organism that breaks down organic material
