Teens and Environmental Sustainability

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Across
  1. 2. The presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects
  2. 4. Disconnect by removing its plug
  3. 6. Use again or more than once
  4. 8. Help to cause or bring about
  5. 9. Amount of greenhouse gases that are generated by our actions
  6. 10. The surroundings or conditions in which a person, animal, or plant lives or operates
  7. 12. A person aged between 13 and 19 years
  8. 13. A person's mental or physical condition
Down
  1. 1. The using up of a resource
  2. 3. The weather conditions prevailing in an area in general or over a long period
  3. 5. Able to be maintained at a certain rate or level
  4. 6. Make smaller or less in amount, degree, or size
  5. 7. A person who freely offers to take part in an enterprise or undertake a task
  6. 10. The planet on which we live; the world
  7. 11. Convert (waste) into reusable material