PowerCorps Crossword Puzzle

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Across
  1. 3. The practice of farming to provide food
  2. 6. A large public green area in a town
  3. 7. The act of helping or doing work for someone
  4. 10. The production of something, especially gas
  5. 11. The surroundings in which a person lives
  6. 13. A cutting tool for pruning trees
  7. 14. A power driven cutting tool
  8. 15. A non-native organism
  9. 16. Converting waste into a usable material
Down
  1. 1. The presence of a substance that is harmful
  2. 2. The action of clearing an area of trees
  3. 4. The chemical element associated with climate change
  4. 5. The practice of caring for forests
  5. 8. The protection of natural resources
  6. 9. A layer of gases that surround the earth
  7. 12. Long-term weather pattern in a region