Earth Day Crossword Puzzle

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Across
  1. 2. The layer of gases that surrounds the Earth.
  2. 5. International agreement to combat climate change
  3. 6. Energy source that produces no greenhouse gases
  4. 7. Transportation method that reduces carbon emissions
  5. 9. Natural disaster caused by climate change
  6. 10. Gas that is essential for life on Earth.
  7. 12. Sustainable farming technique
Down
  1. 1. Material made from trees that can be recycled.
  2. 3. Reduce, ___, Recycle
  3. 4. A type of energy that comes from wind.
  4. 6. Environmental organization that uses a panda as its symbol
  5. 7. A place to recycle
  6. 8. Pannel Device used to generate electricity from sunlight.
  7. 11. The planet we celebrate on Earth Day