1. Floods - Flooding is caused by heavy rains, inadequate drainage, snowmelt, and coastal storm surges.
2. Hurricanes - Hurricanes are powerful storms that often form over warm ocean waters in the summer and early fall.
3. Tornados - Tornadoes form when cold, dry air and warm, humid air interact with each other to form thunderstorms.
4. Earthquakes - Earthquakes are caused by the sudden release of energy from the Earth’s crust, most often from shifting of tectonic plates. 
5. Wildfires - Wildfires are often caused by human activities such as arson, but can also be caused by natural causes such as lightning strikes.
List five examples of natural disasters and explain the cause of each.