ENVIRONMENTAL ISSUES

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Across
  1. 6. a dangerous substance for the planet
  2. 7. when rain creates inondations
  3. 8. the name of our planet
  4. 10. atmospheric pollution in the rain
  5. 12. when you cut all the trees in the forest
  6. 13. energy which is never finished
  7. 14. when you separate your waste
Down
  1. 1. a material, substance, product eliminated by humans
  2. 2. the gases which increase the planet temperature
  3. 3. when it does not rain for a long time
  4. 4. to preserve
  5. 5. the increase of the temperature of the planet
  6. 9. the weather conditions on the planet
  7. 11. the attitude to protect our planet