Meteorological records in the past 50 years indicate that there has been a sharp decrease in sand dust stormfrequency, which is in accordance with the decrease in annual mean wind speed.
The industry is expecting rising cost and frequency of claims for flooding, subsidence and storm damage.
保险行业期望提高因洪水、地面下沉以及暴风雨损毁的索赔费用和频率。
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The simulations study how climate change might affect the frequency and intensity of 'cyclonic disturbances', which range from severe storms and gales to low-pressure areas that may not form a storm.