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。
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。
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。
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。
应用推荐