这意味着现在居住在海拔3.3英尺的一亿四千五百万人需要在2100年前撤离。
The 145 million people living within 3.3 feet of present sea level have time to move before 2100.
然而，从8000年前开始，湖水急剧地下降，从海拔570米(1870英尺)到320米(1050英尺)。
Starting about 8, 000 years ago, however, the lake level dropped dramatically, falling from 570 meters (1, 870 feet) to about 320 meters (1, 050 feet) above sea level.
两周前，我参观过位于中国西南部云南一座山的山腰处海拔几千米的爱丁堡皇家植物园，它也是“合作类别”的候选者。
Two weeks early I had visited the Royal Botanical Garden Edinburgh, another finalist in the partnership category, several thousand meters up a mountainside in Yunnan in the south-west of China.
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