. earthquake
. hot wind storm
. monsoon: ma:n'su:n
. volcanic: v)l'caenic eruption:i'rvption
. tidal wave: 'taidl weiv:
it happens in the ocean. The famous disaster is india tidal wave.
. hurricane: 'hvricen 飓风
Hurricane often happen in USA.
. tornado: t):r'neidou 龙卷风
a violent storm with strong wind which move in circle.
. flood: flvd
violent rain rush into village.