Across
- 2. Natural fertilizer made from organic waste.
- 4. The process of planting trees to restore environmental greenery.
- 5. Gases released into the air from burning fossil fuels.
- 6. Trash produced by human activities, often polluting the environment.
- 9. A type of waste that is difficult to decompose naturally.
- 13. The gas in the atmosphere we breathe every day.
- 14. The interaction between living organisms and their environment.
- 16. Resources used by humans, such as wind, water, and sunlight.
- 18. The main medium for plant growth and terrestrial ecosystems.
- 19. Replanting forests that have been deforested.
Down
- 1. A place where various types of trees grow and serve as a home for many animals.
- 2. The harmful impact caused by improper waste disposal.
- 3. Efforts to preserve nature and prevent environmental damage.
- 7. The natural home for animals and plants.
- 8. The variety of living organisms on earth.
- 10. Overflowing of water onto land caused by heavy rain or environmental damage.
- 11. Contamination of air, water, or soil that harms the environment.
- 12. The process of reprocessing used materials so they can be reused.
- 15. A layer in the atmosphere that protects the earth from UV radiation.
- 17. A natural resource essential for life on earth.