The media serves several roles associated with disasters; these include but are not limited to providing warnings, broadcasting information, instructions, education, and entertainment.

Warnings and Updates

A specific and well-studied area of disaster media is its use as a warning system and method of providing updated information. One such example in the United States is the Emergency Alert System (EAS), which uses several broadcast mediums to relay information in the event of an emergency. Generally, warnings take the structure of identifying potential hazards and ways to reduce those hazards. Warnings exist around several different disaster scenarios; for example, weather-related warnings are a common occurrence in most nations, whereas warnings for tornadoes, tsunamis, earthquakes, volcanic eruptions, and wildfires tend to be geographically specific.

Many types of disasters have a ...

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