Across
- 1. contamination of the environment
- 4. causes harm to the new environment
- 10. a place where the species lives
- 13. extreme events caused by natural events
- 14. causes a reduction in animal population
- 15. overflow of waters
- 16. causes shifts in the temperature and weather patterns
- 17. powerful storms and strong winds
- 18. causes widespread death
Down
- 2. causes a decline in fish population
- 3. a variety of life on Earth
- 5. tremors and shaking of the ground
- 6. uncontrolled fires
- 7. a community of biotic and abiotic
- 8. a variety in genes
- 9. maintains the balance of the ecosystem
- 11. means life
- 12. large waves