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