400 miles long and over a mile deep, Baikal contains one fifth of all the fresh water found in our planet's lakes and rivers. 贝加尔湖长400英里 深度超过1英里 其中淡水储量占到了全球江河湖泊淡水总量的1/5
Worldwide lakes hold twenty times more fresh water than all the rivers. 全球湖泊淡水储量比江河多20倍
the rivers are not only a vital source of drinking water, 河流不仅是唯一能解渴的重要水源
rivers slow down and lose their destructive power. 河水流速变慢 没有了原来的破坏力
Indian rivers are home to the world's most social otter - 印度河里住着世界上最具社会性的水獭
As rivers leave the mountains behind, 河流离开山区之后
Although relatively lifeless, the power of the upland rivers to shape the landscape 尽管高山河流的生物量相对较少 它们却有能力改变地形
brings huge quantities of food into these high rivers that normally struggle to support much life. 于是这些平常只能勉强维持众多动物生计的 高山河流终于有了提供饕餮大餐的机会