以下为句子列表：
英文: Abstract: Because of natural environment of drought、wind and sand as well as saline and alkaline soil,etc.,the original ecological balance is destroyed meanwhile,vulnerable ecological environment and unique landscape pattern are formed under blind reclama
中文: 文摘:干旱区内陆河流域因其干旱、风沙及盐碱的自然环境，加之盲目开垦荒地、不合理利用水资源等人为因素的影响，改变了原有的生态平衡，形成了脆弱的生态环境和特殊的景观格局。
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英文: Abstract:Urban wetlands have important ecological and environmental functions and aesthetic entertainment value, and cultural and historical value, and play an important role in maintaining regional ecological balance and protecting biological diversity.
中文: 摘要:城市湿地具有重要的生态和环境功能以及美学娱乐价值、文化历史价值，在维持区域生态平衡，保护生物多样性方面具有重要作用。
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英文: Article 149 In organizing and carrying out aerial work, effective measures shall be taken to ensure flight safety, protect environment and ecological balance and prevent damage to be caused to environment, residents, crops or livestock.
中文: 第一百四十九条组织实施作业飞行时，应当采取有效措施，保证飞行安全，保护环境和生态平衡，防止对环境、居民、作物或者牲畜等造成损害。
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英文: Ecosystems naturally have an ability to buffer change and alloww adjustment over time.Ecological balance is the practice of limiting human impact to a point where sustainable resource management becomes possible in situation that would otherwise damage th
中文: 生态系统有缓和自然界变化并调节自然的天然能力,这种能力随时间流逝而显现.保持生态平衡的做法可以将人类对自然的影响限制到某个点,此时,除非采用可持续的资源管理,否则生态系统会遭到破坏或最终导致自然资源的枯竭.
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英文: Environmentalists have their own eschatology—a vision of a world not consumed by holy fire but returned to ecological balance by the removal of the most disruptive species in history.
中文: 环保人士有他们自己的末世论，他们看到的世界并非被神圣的火吞噬，而是藉移除史上破坏力最强的物种，重新回归生态平衡。
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