The city has many rivers, belonging to the Yangtze River system.

它也属于长江水系，长年多雨。

youdao

Ecologists are very worried about the serious consequences of the continuous drought on the Eco system of the lakes as well as the whole Yangtze River Valley.

生态学家非常担心持续干旱会对湖泊的生态系统和整个长江流域造成严重后果。

youdao

Located at the mouth of the Yangtze River, the island is China's 3rd biggest island, with an area of 1267 sq km and a relatively intact ecology system.

崇明岛位于长江口，是中国第3大岛，面积1267平方公里，生态环境相对完好。

youdao

"The individuals born in the late 1980s and early 1990s should survive in the wild, since the Yangtze river system is large and it has some complicated habitats where the paddlefish could hide, " he says.

BBC: Earth News - Giant fish 'verges on extinction'

The Beijing News backs a proposal by the capital's mayor to follow the example of the Yangtze River Delta and Pearl River Delta regions and set up a joint air pollution control system between Beijing, Tianjin and Hebei.

BBC: China media: Death of Chavez