Complete the crossword, then click on "Check" to check your answer. If you are stuck look back at the previous exercises. Click on a number in the grid to see the clue or clues for that number.

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 Check 

Across: 1. Air pollution 5. Parks sind ... 6. packaging 7. Litter bins 8. zu laut! 9. do this with kitchen waste 10. Man sollte Lichter ... 11. Für Kinder 12. Man sollte Energie ... 16. another verb for "verschmutzen" 17. to separate 18. Energy

Down: 2. Hier kann man zu Fuß einkaufen 3. rubbish 4. bicycle path 10. exhaust fumes 13. another word for "Wagen" 14. the easy word for "wiederverwerten" 15. traffic