Across
- 2. Chemicals that over activate the immune system
- 4. The buildup of toxic substances in the bodies of organisms
- 7. Storms that form over tropic waters
- 8. Rotating funnels of air
- 9. Masses of snow that slide down a slope
- 10. Cancer-causing chemicals
Down
- 1. Openings in Earth's crust that eject molten lava and other materials
- 3. The increased concentration of toxic substances with each step in a food chain
- 5. Type of hazard that could be in the air, ground, or water
- 6. tend to occur along active plate boundaries (Shakes the ground)
- 10. ____________________ hazard any type of toxic substance or pollution