Some natural disasters that can happen at any time are tornadoes, volcanic eruptions, earthquakes, and tsunamis. Scientists collect data to help them make predictions about when a natural disaster will occur. Some of these scientists are volcanologists, seismologists, and meteorologists. They all use tools to help them predict natural disasters. Weather data is also helpful when predicting natural disasters.

"TCM 10906"--Page 4 of cover. Includes index.