Tilling can remove weeds and the waste from last season's crops and help break down old plant material into fertilizer. But it can also increase the risk of soil erosion by rain or wind.

耕作可以清除杂草和上一季的农作物残茬，并且有助于将原来的农作物残茬分解成化肥，但它也会增加因风蚀、水蚀造成水土流失的风险。

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Dedicated keepers at the David Sheldrick Wildlife Trust's Nairobi Elephant Nursery in Kenya protect baby Shukuru from the cold and rain, and the risk of pneumonia, with a custom-made raincoat.

大卫·谢尔德里克野生动物基金会设在肯尼亚内罗毕的大象繁育场中，恪尽职守的保育员用一件量身定做的雨衣为小象shukuru遮寒遮雨、使它免除得肺炎的风险。

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With drought comes famine, while heavy rain leads to an increased risk of malaria, Rift Valley fever and outbreaks of cholera.

干旱会带来饥荒，大雨会导致罹患疟疾、裂谷热的风险上升和霍乱的爆发。

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But it can also increase the risk of soil erosion by rain or wind.

VOA: special.2010.09.28

Among the many uncertainties, will the cholera outbreak spread because of the heavy rain, and the risk that stagnant water will incubate the disease?

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The Environment Agency said uplands and areas that experienced heavy rain earlier this week were more at risk and it had teams checking flood defences, clearing river blockages and monitoring river levels.

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Unfortunately many people remain at risk, with the threat of disease when the rain eventually comes.

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