Drought, flood, frost and hail are major meteorological disasters with the characteristics of high frequency, wide distribution and serious conditions etc. in Shandong Province.

干旱、洪涝、霜冻、冰雹是山东省最主要的气象灾害，具有频率高、范围广、灾情重等特征。

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The frequency of extreme drought in the dry period is much higher than that in the wet period.

在气候处于少雨时期，极端干旱频率远高于多雨时期。

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The drought often results in disaster that brings a great loss to the life and produce of people, because of its high frequency, large area and long time.

由于它具有发生频率高，影响范围广，持续时间长等特点，因此往往会形成旱灾，给人们的生产生活带来巨大损失。

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While hundreds of studies around the world have linked climate change to phenomena including the increased frequency and intensity of hurricanes and other storms, changing rainfall patterns, drought, coastal flooding, changing disease patterns and the migration of human populations.

CNN: Environmentalists hope UN talks tough on climate change