Environmental issues

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Across
  1. 2. carbon
  2. 4. water
  3. 8. greenhouse
  4. 11. climate
Down
  1. 1. ...chemicals
  2. 2. fossil
  3. 3. biodiversity
  4. 4. solar
  5. 5. ...planting
  6. 6. global
  7. 7. ...emissions
  8. 9. endangered
  9. 10. renewable