Across
- 3. : The process of making waste usable again
- 6. : Loss of natural homes for animals
- 7. : Energy from natural sources like sun/wind
- 9. : Using too much of natural resources
- 11. : Water that is unsafe to drink
- 13. : The Earth’s protective gas layer
- 16. : Large floating waste in oceans
- 17. : Poisonous substances released into water
- 18. : Harmful chemicals used in farming
- 19. : The natural home of plants and animals
- 20. : Cutting down trees on a large scale
Down
- 1. : Waste materials that harm the environment
- 2. Warming : Increase in Earth’s temperature
- 4. : Too much carbon dioxide in the air
- 5. : Sudden movement of soil and rocks down a slope
- 8. : Animals or plants at risk of extinction
- 10. : Disappearing of animal species
- 12. Pollution : Dirty air caused by smoke and gases
- 14. : Oil spills harming sea life
- 15. : Trash thrown carelessly in public places