The tremendous contrast presented by the drawing alarmingly reminds us of the detrimental deterioration of oceanic ecosystem by the greediness of mankind.
该图所显示出来的巨大反差使我们警醒地意识到人们的贪婪给海洋生态系统造成了巨大的破坏。
The paper expounds the organism and methods of the amendment of aquatic ecosystem with biological control technique based on the deterioration of the Dalangdian Reservoir water environment.
针对大浪淀水库水环境恶化问题，阐述了生物调控技术修复水生生态系统的机理和方法。
With the deterioration of the ecological environment and the further research on the ecosystem, however, the value of ecological environment has been increasingly recognized.
随着生态环境破坏的加剧和生态系统服务功能的研究，使人们更为深入地认识到生态环境的价值。
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