Though some of the natural disasters are geological, many of them are due to changes in the climatic conditions. Given below are some of the very important natural disasters. Blizzard(暴风雪) A severe winter storm is known as a blizzard. Strong winds, heavy snowfall and low temperatures characterize a blizzard. A blizzard that occurred in1888 killed over 400 people in the northeastern States. This blizzard is known Great Blizzard of 1888.