本文扼要介绍了深海采矿的环境效应，重点研究了深海采矿对大洋生态系统特别是对底栖生物、浮游生物、食物链结构等的影响。
In this paper environmental impacts of deep ocean mining are briefly reviewed, with emphasis on the effects on oceanic ecosystem. They include effects on benthos, planktons, food chain and so on.
CO2等温室气体造成的温室效应对全球生态系统及社会经济产生显著影响。
Greenhouse gas emissions, in which CO2 contributes most, have made great influences on the world ecosystem and social economic development.
人类活动所引起的温室效应及由此造成的全球气候变化和对全球生态环境的影响正引起人们越来越多的重视。
More and more attentions have been paid to the human-induced greenhouse effects and their impacts on global climate and eco-environment changes.
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