Environment Vocabulary - INTERMEDIATE

12345678910111213141516171819202122
Across
  1. 5. to keep something in its original state
  2. 6. a measurement of the amount of carbon-dioxide a person adds to the atmosphere
  3. 8. carrying harmful bacteria or toxins that can cause disease or death
  4. 11. no longer existing or lost forever (of an animal, bird or plant species)
  5. 14. the planting of trees and plants to help a damaged or destroyed forest recover
  6. 18. complex system of relationships between living things and their environment
  7. 19. to make something new from materials that have been used before
  8. 20. to release or project something (eg. light, sound, smoke, gas, radiation, etc.)
  9. 22. to use more than necessary, or to use inefficiently
Down
  1. 1. rain that contains harmful chemicals
  2. 2. the protection and preservation of natural environments and resources
  3. 3. releasing no greenhouse gases like carbon-dioxide or methane
  4. 4. to put waste in the wrong place
  5. 7. to use again
  6. 9. dangerous substances that need careful disposal (eg. toxic or nuclear waste)
  7. 10. a gas in the atmosphere that stops heat from escaping into space
  8. 12. to use things like energy, fuel, materials, food, water, etc.
  9. 13. to reduce as much as possible
  10. 15. a chemical that's sprayed on crops to stop insects from destroying them
  11. 16. a substance or material that damages the natural environment
  12. 17. can be used without running out, esp. of energy sources like solar and wind
  13. 21. to share a car instead of driving one alone