Erratic rainfall means farmers can no longer predict the weather and have lost their crops which are a vital source of food for their family.

不稳定的降雨量意味着农民再也无法预测天气，已经失去了他们的农作物，这是对他们家庭而言至关重要的食物来源。

Because of the erratic rainfall patterns in Australia, it is often considered that soil moisture sets the upper limit on crop yield potential.

由于澳大利亚降雨类型多变，人们常认为土壤水分给作物产量定了上限。

The impacts of climate change - rising temperatures and more erratic rainfall - are here already from Latin America to the Sahel, said Gnacadja.

尼亚卡贾说，从拉丁美洲到萨赫勒地区，气候变化的影响-气温上升和越发不稳定的降雨-已经显现。

June 13, 2005-the erratic rainfall of northern Nigeria creates problems for many - with the country's dry season lasting for many months of the year.

2005年6月13日-每年，尼日利亚的旱季持续数个月，而该国北部地区反复无常的降雨给众多人带来了不少麻烦。

And the hope that gainers from climate change will outweigh losers looks vain: the damage from higher temperatures and erratic rainfall will be too big.

气候变化受益者多于受害者的期望也落了空：温度升高和雨量反常造成的灾害实在太大。

Although rainfall throughout Ethiopia had been erratic in 2008 and 2009, the stunting and goiter I saw were signs of chronic malnutrition, which had clearly existed for many years.

尽管08 - 09年，在埃塞俄比亚时有降雨，但是我看到，长期营养不良引起的身材矮小及甲状腺肿大，很明显已经存在了许多年。