Environment and environmental issues

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Across
  1. 1. – An adjective for animals that may disappear forever.
  2. 7. – Dirty air, water, or land caused by people.
  3. 9. – A type of cold-blooded animal like a snake or lizard.
  4. 12. – Cutting down too many trees in forests.
  5. 13. – The natural home of an animal or plant.
  6. 14. – A common material that pollutes the oceans.
  7. 15. – A black and white bear from China.
  8. 17. – The variety of life in the world or in an ecosystem.
Down
  1. 2. – The process of turning waste into new materials.
  2. 3. – A large area full of trees and wildlife.
  3. 4. – A gas that causes the planet to warm when there's too much of it.
  4. 5. – A large gray animal with a long trunk.
  5. 6. – Trash left on the ground in public places.
  6. 8. – A large body of salt water that covers most of the Earth.
  7. 10. – Energy from sources that don’t run out, like the sun or wind.
  8. 11. – The general weather pattern in a place.
  9. 16. – Protecting nature and animals.
  10. 18. – A large striped cat that lives in forests.