environment

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Across
  1. 2. when you cut down large areas of trees
  2. 4. possible or practical
  3. 6. the answer to a problem
  4. 10. combustible organic material like gas, coal (2 words)
  5. 13. put something in danger
  6. 14. where the rubbish goes
  7. 15. the mark left by your foot (maybe connected with pollution)
Down
  1. 1. a material before it is processed or manufactured (2 words)
  2. 3. a product or service that doesn't damage the environment (2 words)
  3. 5. use again
  4. 7. the earth getting hotter (2 words)
  5. 8. how much you consume
  6. 9. how much is used in total around the world (2 words)
  7. 11. a place where something happens
  8. 12. other sources of electricity or heat (2 words)