Answer:
A natural disaster is a major adverse event resulting from natural processes of the Earth; examples include firestorms, duststorms, floods, hurricanes, tornadoes, volcanic eruptions, earthquakes, tsunamis, storms, and other geologic processes.
Answer:
A natural hazard is an event in the environment that occurs naturally that could cause harm to humans, economic assets or environment.
Explanation:
Natural hazards can be categorized into 3 types on the basis of their origin on earth.
1. Geological hazards : Earthquakes, Tsunami
2. Climatic hazards : Cyclones, Droughts
3. Biological hazards : Epidemics, Extinction of flora or fauna on a large scale
