They are not human related. However they are weather related because of the wind that blows to create the hurricane, and they are also geologic in nature.
Hurricanes are produce by weather phenomena, though geologic features can influence them.
Hurricanes should be an weather related and geologic in nature
weather causes
None. Hurricanes are tropical systems that are not associated with fronts.
Tornadoes are produced by weather patterns. This can include hurricanes. Other catestrophes may have different causes.
Volcanoes are driven entirely by geologic forces.
No. It is all related to an earthquake.
No. Although geologic features can influence them, hurricanes are produced as a result of certain weather conditions.
Tsunamis can happen under any weather conditions as they are not weather-related.
Weather [hurricanes, tornadoes, floods], volcanoes, earthquakes, avalanches, tidal waves (tsunamis), and fire
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The most deadly world catastrophes are based on natural disasters like: earthquakes, tsunamis, hurricanes; basically everything to do with the weather. Global warming causes. The other catastrophe will have to be related to war issues like: nuclear bombings and such.