World Environment Quiz

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Across
  1. 2. Greenhouse gas that contributes to climate change
  2. 3. Substance that damages the environment
  3. 5. A day to plant trees
  4. 9. Day A day dedicated to raising awareness about environmental issues
  5. 10. Renewable source of energy
Down
  1. 1. Where trees and plants grow
  2. 4. Chemical element essential for all living organisms
  3. 6. The largest terrestrial mammal
  4. 7. A biodegradable material
  5. 8. Reduce, ___, Recycle