Hydraulic engineering is one of the stress factors to river ecosystem.
水利工程是对于河流生态系统胁迫因子之一。
Firstly, this thesis introduced the components, structure, characteristics and functions of a river ecosystem.
首先，系统阐述了河流生态系统的组成、结构、特点和功能。
The erosion of riverbank and the disappearance of riparian buffering strips are among the concerns in river ecosystem.
河道生态系统中的河岸侵蚀和滨水缓冲带建设备受关注。
For forest, grassland and river ecosystems, phreatophyte should be applied to, promoting the primary succession of the ecosystem.
对于森林、草地、江河等自然生态系统，植被选择应以原生种类为主，以促进生态系统进行原生演替；
Based on the theory of hydrology and ecology, the concept of river ecosystem health was defined and the influence factors were analyzed.
基于水文学和生态学原理，对河流生态系统健康的概念进行了界定。
It was suggested that keeping well-balanced river ecosystem service function would be one of the essential factors in dam-construction decision.
研究表明，使河流生态系统服务功能得到正常发挥，是水坝建设决策中应考虑的必要因素。
Recently, accompanied with the evolution of research on wash, more and more scientists have realized the importance of wash in the river ecosystem and marsh ecosystem.
对于河滩洼地研究的逐渐展开，已使人们认识到河滩洼地在整个河流生态系统和河滩湿地生境中的重要意义。
The concept of healthy rivers lays emphasis on the importance of protection of river ecosystem and also accepts the rationality of appropriate development of water resources.
河流健康的概念既强调了保护河流生态系统的重要性，也承认人们适度开发水资源的合理性。
Disturbance from irrational anthropogenic socioeconomic activity has influenced river ecosystem seriously and intensive attention has been paid on issues concerning river health.
人类不合理的社会经济活动严重干扰了河流生态系统，河流健康问题引起广泛的重视。
This paper presents the stresses of hydropower projects on the river ecosystem, and gives some countermeasures to mitigate the stresses on the river ecosystem when we construct hydropower projects.
就水电工程对河流生态系统的胁迫进行研究，并提出了减轻对河流生态系统胁迫的对策。
Fishing isn't allowed in order to protect the ecosystem of Hanjiang River.
为了保护汉江的生态系统，禁止捕鱼。
The integrative multi-object restoration, aiming at ecosystem health of urban river was proposed, and the principles for ecosystem restoration of urban rivers were given.
提出了以城市河流生态系统健康为最终目标的多目标整体修复思想，界定了河流生态系统修复活动须遵循的原则。
The typical estuary—Shanghai Yangtze River Estuary, which is full of resources and with widen surface, has many ecosystem services.
上海长江口是我国的典型河口，海域水面开阔，资源丰富，具有多种生态系统服务功能。
In the paper, the types, characteristics, planning and evolution of wetland ecosystem in Yellow River Delta have been analyzed, and its protection has been discussed.
本文对黄河三角洲湿地生态系统的类型、特征、演替、演化进行了分析，并探讨了有关保护对策。
Using a modified method of Index of water Supply and Demand (IWSD), this paper studies the transitional track of water ecosystem in the Hai River Basin from1960to2030.
利用修正后的“流域水资源承载力平衡指数(IWSD)”方法，研究了海河流域1960 - 2030年水生态环境状况的变迁过程。
This paper did some researches mainly about the MODIS data processing and the monitoring of the Lancangjiang River valley ecosystem environment problems by using the MODIS data.
本文主要对MODIS数据资料处理和MODIS数据应用于澜沧江流域生态环境问题的监测做了一些研究。
With the scientists working hard to restore peace to the lake, it is hoped that the ecosystem can be rejuvenated to save the habitats and species living in the Murray River.
希望科学家努力的恢复湖中的平静，能帮助恢复整个生态系统，来拯救居住在墨瑞河的自然栖息地动物。
According to the theory of the valley ecosystem, we put forward some feasible research plans in order to accelerate the regulation of the pollution of the Huai River.
提出应用流域生态系统的理论促进淮河水污染治理，并提出当前宜先行研究的若干方面。
Taking the abandoned delta of Huanghe River as a case, this paper analyzed the natural and artificial driving forces of ecosystem degeneration, with the degeneration course investigated.
本文以废黄河三角洲为例，分析了废黄河三角洲生态系统退化的自然和人为应力以及生态系统的退化过程。
The water-wind erosion crisscross on the Loess Plateau is a special region with severe soil erosion and brittle ecosystem and being the main sediment source of the Yellow river.
水蚀风蚀交错带是黄土高原水土流失最为严重的地区之一，该地区生态环境十分脆弱，成为黄河中下游河道泥沙输入的主要来源。
The grassland formation and succession in Yellow River Delta were discussed. The salinization, grassland degradation and ecosystem deterioration in the region were described.
论述了黄河三角洲草地的形成与演替及当前草地碱化、退化、植被减少、生态系统恶化情况。
WWF and our partners have facilitated the reconnection of 17 lakes to the Yangtze River, infusing new life to its fragile freshwater ecosystem.
与合作伙伴共同努力，恢复了17个湖泊与长江的连通，令长江中游的淡水生态系统重现生机。
In this paper, the values of water ecosystem and its influencing factors are discussed basically on Songhua river area.
本文以松花江流域为重点，探讨水生态系统价值的内涵及其影响因素。
The ecosystem of the source area of the Yellow River, taking the hydrologic and the water resources regimes as the basic indexes, has been changed remarkably during the recent years.
以水文水资源情势为核心的黄河源区环境生态系统近年发生了显著变化。
Estuary locates the intersecting zone between ocean and river, it is the wetland ecosystem type with great resources potent and environmental values.
河口位于河流—海洋交互区，是一具有重大资源潜力和环境效益的湿地生态系统类型。
Maqu County is the the main water conservation region in the Upper Yellow River and with great value of grassland ecosystem services.
玛曲县是黄河上游地区的主要水源涵养地，草地生态系统服务价值巨大。
The Amazon River Basin boasts the largest river system on Earth and harbors an ecosystem that is tremendously complex.
亚马孙河流域拥有地球上最大的河系，能为极其复杂的生态系统提供庇护。
It was concluded that the decline in value of ecosystem services in Xilin River Basin was resulted from the degradation of ecosystems and the decrease in area of the natural ecosystems.
该流域生态系统服务功能价值的下降与生态系统的退化和面积的减小有关。
River landscape isn't attractive as usual, and the watershed ecosystem is deteriorating. These global environment problems have been widely concerning by the international society.
河流景观质量的下降及河流生态系统的退化已成为一个严重的环境问题，受到国际社会的普遍关注。
River landscape isn't attractive as usual, and the watershed ecosystem is deteriorating. These global environment problems have been widely concerning by the international society.
河流景观质量的下降及河流生态系统的退化已成为一个严重的环境问题，受到国际社会的普遍关注。
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