GEOLOGY

Detailed explanation-1: -Disasters are events that inflict great damage, destruction, and human suffering. Their origin can be natural, such as earthquakes, floods, and hurricanes, or of human origin: accidents and terrorist acts.

Detailed explanation-2: -A disaster is defined as a “sudden or great misfortune” or simply “any unfortunate event.” More precisely, a disaster is “an event whose timing is unexpected and whose consequences are seriously destructive.” These definitions identify an event that includes three elements: Suddenness. Unexpectedness.

Detailed explanation-3: -In a disaster, you face the danger of death or physical injury. You may also lose your home, possessions, and community. Such stressors place you at risk for emotional and physical health problems. Stress reactions after a disaster look very much like the common reactions seen after any type of trauma.

Detailed explanation-4: -These disasters can be: Geophysical (e.g. Earthquakes, Landslides, Tsunamis and Volcanic Activity) Hydrological (e.g. Avalanches and Floods) Climatological (e.g. Extreme Temperatures, Drought and Wildfires)

Detailed explanation-5: -Hurricanes and tropical storms are among the most powerful natural disasters because of their size and destructive potential. Tornadoes are relatively brief but violent, potentially causing winds in excess of 200 mph. Both earthquakes and tornadoes strike suddenly without warning.