Environment and consumerism: verbs

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Across
  1. 3. to keep something save from damage
  2. 4. to make something dirty, contamine
  3. 5. to get rid of something by treating it as garbage
  4. 9. to invent something or bring something into existence
  5. 10. to make smaller in size or number
  6. 12. to use again
  7. 14. to make bigger in size, in number
  8. 15. a synonym of 'to harm'
Down
  1. 1. to give something energy to make it work
  2. 2. to stop something from existing
  3. 4. to give someone something that they need
  4. 6. to be able to buy or do something
  5. 7. to not use and keep for future use
  6. 8. to put something that is damaged back into good condition
  7. 11. to sort rubbish in order to treat it and produce useful materials
  8. 13. to use more than you need of something