Wildfires
Across
- 3. Fire that advances quickly across the tree canopy
- 4. Cold, dense air mass that can blow wildfires out of control
- 7. A fire that happened in 1871 in Wisconsin and burned down over 1 million acres
- 10. The type of materials like mud and sand that prevent fires
Down
- 1. Large uncontrolled fires in the nature
- 2. Fire on the ground, normally on dry vegetation that can cause wildfires
- 5. Fire picked up by the wind and blown around
- 6. Human-made controlled fire used generally for cooking or warmth, might cause wildfire
- 8. Fire in forests that contains both crown and surface fires
- 9. How free of pollution the air is