Across
- 4. harmful substances that affect the environment
- 5. prevent something/someone from harm
- 6. an increase of the earth’s temperature
- 7. a potential buyer
- 9. cutting down trees
Down
- 1. involving many countries around the world
- 2. the whole country is being involved
- 3. the environmental damage by one person
- 5. an organized public display of disapproval
- 8. used for planting