Natural factors are the main causes of drought and flooding disasters, human factors strengthen the degree of disasters.

造成旱涝灾害的因素以自然因素为主，人为因素加剧了灾害的严重程度。

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This paper analysed the causes of flooding disasters in Wuhan City and proposed the measures of preventing and reducing disasters.

通过分析武汉市洪水致灾的原因，提出了防灾、减灾的对策。

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Moreover, the physical mechanism of the interdecadal variations of drought and flooding disasters occurring in China is analyzed from the interdecadal variability of the East Asian climate system.

作者还从东亚气候系统的年代际变化系统地分析了发生在我国旱涝气候灾害年代际变化的机理。

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While it can currently produce enough food grains for its people, Bangladesh still needs to protect itself against drought, flooding or other natural disasters.

BBC: Bangladesh bids to boost trade with Burma

Platypus LLC build autonomous robotic airboats that can be deployed for a wide range of usages including environmental data and monitoring hard-to-reach spots after natural disasters like flooding.

ENGADGET: Platypus airboats have a Nexus S for a brain, we go eyes-on (video)

Still, the upbeat domestic sales figures for the first month of the new business year are likely to fan optimism that Japanese car makers will continue to regain sales momentum after the disruptions caused by last year's Asian natural disasters, which also included flooding in Thailand.

WSJ: Japanese Auto Sales Climb 92%