Globally, the negative impacts of future climate change on freshwater systems are expected to outweigh the benefits.
对全球而言，气候变化对淡水系统负面影响将超过收益；
Research in the centre includes work in terrestrial, freshwater and marine systems.
研究中心包括陆地，淡水和海洋的系统工作。
MICHAEL A. MALLIN is an aquatic ecologist who has extensively studied pollution in freshwater, estuarine and coastal marine systems.
马林是一位水域生态学家，广泛研究淡水、河口及沿海海域的生态系统。
The influence of the biological component on ecosystem is often greater in fresh waters than in marine or terrestrial systems, because of the small size of many freshwater bodies.
由于很多淡水水体体积很小，所以生物成分在淡水中对生态系统的影响通常要比在海水或土壤中对生态系统的影响大。
The influence of the biological component on ecosystem is often greater in fresh waters than in marine or terrestrial systems, because of the small size of many freshwater bodies.
由于很多淡水水体体积很小，所以生物成分在淡水中对生态系统的影响通常要比在海水或土壤中对生态系统的影响大。
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