PROTECT THE ENVIRONMENT

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Across
  1. 3. power A type of energy that comes from wind.
  2. 4. The process of treating waste materials so they can be used again.
  3. 6. The act of protecting nature and using resources wisely.
  4. 7. A place where waste is buried.
  5. 8. A large area covered with trees and plants.
Down
  1. 1. A type of clean energy from the sun.
  2. 2. The natural world, including plants, animals, and landscapes.
  3. 5. The opposite of dirty; free from pollution.
  4. 6. dioxide A gas that causes climate change, released by cars and factories.
  5. 9. The action of using something again instead of throwing it away.