冬季即将来临，这些山丘对周围的村庄具有毁灭性的威胁，因为大雨不仅会冲走土壤，而且还会引起严重的水灾。
Winter was coming on and the hills threatened the surrounding villages with destruction, for heavy rain would not only wash away the soil but would cause serious floods as well.
人类文明的重点将移向两极，因为那里足够凉快适宜农作物生长，而且会有持续降雨(尽管这会带来严重水灾)。
The focus of civilisation moves towards the poles, where temperatures remain cool enough for crops, and rainfall - albeit with severe floods - persists.
国际灾难数据库em - DAT虽然记录了一万一千多项重大自然灾难，但是该数据并没有上述国家从1900年到2009年发生过致命水灾、干旱、地震或者严重暴风的记录。
EM-DAT, a catalog of more than 11,000 major natural disasters, has no record of fatal floods, droughts, earthquakes, or severe storms in any of these countries from 1900 to 2009.
地球将逐渐变暖，剧烈风暴、热浪、干旱和水灾等极端气候事件将日益频繁和严重，令人措手不及，造成极为严重的影响。
The warming of the planet will be gradual, but the increasing frequency and severity of extreme weather events, like intense storms, heat waves, droughts, and floods, will be abrupt and acutely felt.
高危型堰塞湖由于蓄水量大、落差大，往往在形成后几天至几年后会被冲垮，形成严重的地震滞后次生水灾。
High-danger dammed lake, with great storage capability and high drop height, is often burst in several days to several years after its formation, and causes severe secondary flood disaster.
冬天即将来临，这些山丘对周围的村庄构成了毁灭性的威胁，因为大雨不仅会冲走土壤，还会导致严重的水灾。
Winter is coming on and the hills threaten the surrounding villages with destruction, for heavy rain will not only wash the soil but will cause serious floods as well.
在各种自然灾害的发生机率、对社会经济造成的损失中，又以水灾及旱灾最为频繁和严重。
Among the different probablities of occurances and the social and economic losses of all kinds of natural disasters, flood and drought are the most frequent and serious.
且不说地震、泥石流、水灾等自然灾害对人类生命的无情摧毁，人类自己对生命的漠视也越来越严重。
Not to mention earthquakes, landslides, floods and other natural disasters, relentless destruction of human life, human neglect of their own life more and more serious.
且不说地震、泥石流、水灾等自然灾害对人类生命的无情摧毁，人类自己对生命的漠视也越来越严重。
Not to mention earthquakes, landslides, floods and other natural disasters, relentless destruction of human life, human neglect of their own life more and more serious.
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