Across
- 1. The practice of farming that maintains the health of the environment.
- 4. A type of forest that is rich in biodiversity.
- 7. A major source of fresh water in many countries.
- 8. This type of pollution affects oceans and marine life.
- 10. Waste that cannot decompose naturally.
- 13. The variety of life on Earth.
- 15. This happens when pollutants enter water bodies.
- 17. process of removing contaminants from water.
- 18. The design of urban areas to be sustainable.
- 20. A gas that contributes to the greenhouse effect
- 21. A type of infrastructure that provides safe drinking water).
Down
- 2. The melting of these contributes to sea-level rise.
- 3. The practice of managing water to reduce wastage.
- 5. Cities that use resources efficiently and reduce waste.
- 6. This type of pollution affects the quality of the air.
- 9. An area of the ocean protected for biodiversity.
- 11. This process by plants captures carbon dioxide.
- 12. The loss of this leads to the extinction of species.
- 14. Energy that comes from the sun.
- 16. The process of converting waste into reusable material.
- 19. A resource that can be replenished naturally).