Yet, Antarctica's fragile and complicated eco - system is threatened by its human visitors.

不过, 南极洲脆弱而复杂的生态系统正受到由人类组成的游客的威胁.

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Study on terrestrial eco - system carbon cycle, etc.

陆地生态系统碳循环研究等.

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The urban eco - system has been one of the hot research fields with the build of eco - city.

随着生态城市建设的兴起,城市生态系统成为学界研究的热点.

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The Dongting Lake wetland is one of the largest lacustrine wetland eco - system in China.

洞庭湖湿地是我国最大的淡水湿地生态系统之一,湿地资源十分丰富.

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Eco - system remedy and controlling land sources pollution is the basic countermeasures of pollution treatment.

污染治理对策应以生态系统修复为根本,控制陆源污染物为前提.

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Nature condition of hami is very frail. And resource exploitation and economy development make eco - system destroy.

哈密地区自然条件十分脆弱, 长期以来重开发、轻保护,资源开发和经济增长方式粗放,使生态系统遭到破坏.

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Wetland in the Yellow River Delta is the most comprehensive and youngest eco - system.

黄河三角洲湿地是我国暖温带保存最完整、最年轻的湿地生态系统.

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