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Extreme Weather Conditions
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| Cyclone Tracy | How Hurricanes Work |
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Tornadoes
| How Tornadoes Work | Tornado and Storm Research Organisation |
| 1913 Omaha Nebraska Tornado |
Floods
| Hazards, Disasters and Survival: Floods | Maryborough Flood, 1999 |
| Bulahdelah Flood, 1927 | Central Australian Flood, 2000 |
Volcanoes
| Volcanoes of the World | Volcano World |
| How Volcanoes Work | Volcanoes |
Earthquakes
| How Earthquakes Work | National Earthquake Information Center |
| Earthquakes |
Bushfires
| Bushfire Diary | Bushfires |
Tsunamis
| Tsunamis | Tsunami! |
Avalanches
| Avalanche Awareness | Northwest Weather and Avalanche Center (USA) |
| Swiss Federal Institute for Snow and Avalanche Research Davos (Switzerland) |
Blizzards
| USA Search and Rescue Task-Force: Blizzards | Blizzards of 1996 (USA) |
Other Types of Disasters
| Landslides | Epidemic! |
| Other types of hazards |
Webquests/ThinkQuests
| Drought | Blizzard Attack! |
| Natural Disaster Webquest |
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