The drought that caused the rapid decline has been linked to El Niño, a climate phenomenon that occurs every two to seven years and changes worldwide weather patterns.

导致的水位的急剧下降的干旱已经和厄尔尼诺现象联系起来，这种气候现象每两到七年会出现一次并改变世界范围内的天气形势。

youdao

Six months into a deepening drought across much of the South, the weather is killing crops, threatening cattle and sinking lakes to their lowest levels in years.

美国南方大部分地区干旱加剧，持续了六个月之久，恶劣的天气正在造成农作物死亡，威胁家畜，使湖泊水位下降到几年来最低水平。

youdao

The author makes a comprehensive study of the natural movement, human activities, eco-environment and weather to search for the solution the disasters of flood and drought.

作者将自然运动与人类活动、生态环境与气候结合起来研究，求索洪旱灾害之谜，着重探讨了其中多种生态环境因素。

youdao

There are warnings that spring in this part of the southern hemisphere is likely to bring more hot weather, exacerbating a long drought.

VOA: standard.2009.09.03

Global food prices have jumped in recent months due to volatile and extreme weather conditions, particularly due to a drought in the US and a heat wave in some parts of Eastern Europe.

BBC: Man with bananas

There was none as extreme weather due to climate change had caused a drought.

ECONOMIST: Climate science

It includes links to maps of current disaster declaration areas and a weekly weather and drought blog.

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