Across
- 3. WHAT WE NEED TO BREATHE (4)
- 5. WHAT CARS DO CARS AND TRUCK MAKE (5)
- 6. WHAT AIR DO PLANTS HELP TO MAKE (4)
- 8. BAD STUFF IN THE AIR (6)
- 9. CLEAN AIR IS GOOD FOR OUR (5)
- 10. GOOD THING TO DO IN THE AIR (4)
Down
- 1. WHY SHOULD WE KEEP THE LIGHTS OFF (7)
- 2. WHAT WE CAN PLANT TO HELP THE AIR (6)
- 4. WHAT CAN WE DO TO HELP THE EARTH (6)
- 7. WAY TO KEEP THE AIR CLEAN (5)