environmental issues

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Across
  1. 2. conscience
  2. 5. when people are angry and protest
  3. 6. protest
  4. 8. put something into effect
  5. 10. something you can use many times
  6. 11. sign
Down
  1. 1. action of starting something
  2. 3. energy fossil fuel
  3. 4. something that lasts
  4. 7. protest violently
  5. 9. someone in charge
  6. 12. person involved in a cause