Natural disasters include earthquakes, volcanic eruptions, floods, tsunamis, landslides, and avalanches. Earthquakes occur when tectonic plates move and release energy causing earth's shaking. Volcanic eruptions release lava, ash, and gases from unstable vents. Forest fires can be natural or human-made, causing immediate damage. Tsunamis are large ocean waves caused by earthquakes or volcanic activity
Natural disasters have increased significantly over last two decades. USA experienced $18 billion in natural disasters annually over last 5 years. 88.5% of US states affected by natural disasters from 2013 to 2023. Average annual cost of natural disasters is $123.5 billion
Disasters result in widespread human loss and property damage. Disasters can be categorized by speed: slow-onset and rapid-onset. Disasters are divided into natural and man-made types
Natural disasters are sudden events caused by environmental factors. Certain regions are more vulnerable to disasters like tsunamis and floods. Emergency planning and supply kits are essential for protection
Severe weather poses risks to life or property and requires authorities' intervention. WMO categorizes severe weather into general and localized types. Extreme weather describes unusual events at historical extremes
Natural disasters are adverse events caused by geological or climatic processes. Disasters can damage human life and property significantly