According to Deputy General Director of the National Hydro-Meteorological Center, Le Thanh Hai, the celebration that is held once every five years was organized for the first time in Vietnam.
70 percent of world's natural disasters was directly related to meteorological conditions and tropical cyclones, the Secretary-general of the World Meteorological Organization, GS Petteri Taalas said at the ceremony.
The year 2017 was notable for the global tropical cyclones. The number of hurricanes was almost double in the North Atlantic Ocean due to warming oceans.
