Across
- 3. Reasons
- 5. Dirty things in water.
- 6. Dirty things on land
- 9. Tiger,rabbit, elephant,birds
- 10. At risk of extinction
- 11. men/people
- 12. Kind
- 13. How much something weighs.
Down
- 1. Nature
- 2. No longer existing or living
- 4. Harmful things in the air.
- 7. Unwanted waste and trash
- 8. Keep safe from danger/preserve
- 11. How tall something is