湖泊、河流、沼泽和海岸等湿地可以维持生物多样性、防洪以及消除污染物。
Wetlands—lakes, rivers, marshes and coasts, can maintain biodiversity, control floods and remove pollutants.
世界自然基金会的一项研究显示，由于污染、气候变化和过度开发，中国的湿地正遭受退化的严重威胁。
A WWF research showed China's wetlands were seriously threatened by degradation because of pollution, climate change and overexploitation.
而路易斯安娜州立大学的罗伯特·特利和盖里·皓尔穆则在调查两片三角洲湿地将在多大程度上减轻石油污染。
Robert Twilley and Guerry Holm of Louisiana State University (LSU) are investigating the degree to which two delta wetland characteristics may help mitigate oil contamination.
科学家认为对路易斯安娜州湿地的污染是石油泄漏对环境造成的最大危害之一。
One of the spill's greatest environmental threats is to Louisiana's wetlands, scientists believe.
但是在边缘地带，其数量有所减少，主要归咎于其生活环境的改变、水坝建设、河流改道、湿地干涸以及环境污染。
On the periphery of its range, populations have declined, primarily due to habitat modification, dam construction, river flow modification, wetland drainage, and pollution.
根据国际自然和自然资源保护联盟的资料显示，对这个物种最大的威胁包括水污染，大坝建设和湿地面积缩小。
Major threats to the species' survival include water pollution, dam construction, and wetlands loss, according to the International Union for Conservation of Nature.
尽管已是各种生态危机重重的脆弱湿地不能逃过这次劫难，但浮油所形成的巨大破坏通常不能导致持续性的环境污染。
The immediate carnage that an oil spill can wreak does not normally lead to lasting environmental damage, though that may not hold for delicate wetlands already under lots of other stress.
但是，近年由于干旱和污染的双重影响，白洋淀湿地的生态环境和社会稳定正在遭受严重威胁。
Whereas, recently years, because of the double impacts of drought and pollution, eco-enviroment and social stabilization of the Baiyang Wetlands are being intimidated.
科学日报(2010年6月17日)- - -墨西哥湾：密西西比河将在石油污染沿海以及三角洲湿地地区起到怎么的作用呢？
ScienceDaily (June 18, 2010) -the Gulf of Mexico: what role will the Mississippi River play in oil washing ashore and into delta wetlands?
人工湿地技术将污水处理与生态环境恢复相结合，在水污染控制中具有广泛的应用前景。
Constructed wetland technology that combines together of sewage disposal and ecological environment restoration, have extensive application prospects in water pollution control.
处理湿地的设计必须建立在水质目标和水中污染物来源的基础之上。
Designing a treatment wetland must be specific to the water quality target and the pollution source of the water.
首先分析了路面径流的主要污染成分，论证了人工湿地处理此类污水的适用性。
Firstly, the main compositions of pavement run-off pollution are analyzed, and it can be proved that the artificial wet land is suitable for treating pavement run-off pollution.
利用湿地减缓水体流速，并使化学沉淀物和相关污染物沉淀下来。
Use wetlands to slow the water down and allow sediments and associated pollutants to settle out.
恢复由于缺水或污染而退化的湿地，比建立新的湿地更加容易。
Restoration of degraded wetlands that may have died due to lack of water or pollution is easier to maintain than areas that never had wetland hydrology.
湿地或多或少能减少污染负荷，处理湿地要求对水的了解更深、处理污染的效率更高。
While a wetland with little research or understanding of the pollution will help to reduce the pollutant load, treatment wetlands are much more effective with a proper understanding of the water.
本文研究了珠江口滨海湿地沉积物中的重金属污染状况及其生物有效性。
This article studied the heavy metal pollution condition in the sediments of the coastal wetlands at the Pearl River estuary.
湿地是大自然特殊的生态系统，具有调蓄洪水、降解环境污染等多方面的独特作用。
Wetland is a special ecosystem in nature with the functions of reservation of flood, decomposition of environmental pollution, etc.
近年来湿地垦殖、污染和资源的过度开发，致使湿地成为全球最受威胁的生态系统之一，我国湿地也同样遭到这些威胁。
Over the past decades the wetland systems have turned into one of the most seriously threatened ecosystems around the world due to exacerbation of pollutions and overexploitation of wetland resources.
这些作用发生在水体中、植物表面、湿地表面和底部的垃圾积累物中，或发生在根区系统而使污染物得以去除。
These reactions may occur in the water body on the surfaces of plants. within the litter accumulation at the wetland surface and on the bottom or within the root zone of the system.
这意味着吸收碳的森林和吸收污染的湿地都被直接赋予了价值。
This means directly giving a value to forests because they absorb carbon, or wetlands because they absorb pollution.
人工湿地作为一种控制水环境非点源污染的有效工具，已被世界上很多国家所认可。
As an effective tool to control non-point source pollution, constructed wetlands are increasingly recognized by many countries.
填料是潜流湿地的重要组成部分，它不但直接参与污染物的去除，而且对植物的生长和生理活动产生重要影响。
Substrate, which not only takes part in the pollutant-removing, but influences the plant growth, plays an important role in subsurface flow wetland.
利用洞庭湖水文观测站、环境监测站和实地考察资料，分析了洞庭湖湿地对氮（N）、磷（P）污染的净化功能。
Useing of Dongting Lake hydrological observation stations, environmental monitoring data and on-the-spot investigation, Analysising of the Dongting Lake wetland on the N, P pollution-purification.
国内外许多研究表明，自然湿地能有效地控制非点源污染。
Many studies show that wetlands can control the non-point source pollution effectively.
文章介绍了酸性主要污染物及其危害，人工湿地处理系统的特点及利用人工湿地系统处理酸性矿山废水的机理与效能。
This paper introduces main acid polluting substances and their harm, as well as the characteristics of man-made wetland treating system and their mechanism and function of treating mine wastewater.
利用ABR酸化预处理和人工湿地联合去除污染物，在冬季运行条件下，探讨了污染物的降解效能与湿地内微生物活性关系。
The relationship between pollutant degradation efficiency and the microorganism activity inside wetland was investigated by using ABR processing and artificial wetland to treat pollutant in winter.
本文对滨海湿地退化的主要原因进行了分析，指出围垦、城市与港口开发、污染及生物资源过度利用是造成滨海湿地退化的主要因素。
Land reclamation, city and port development, pollution and excessive use of coastal biologic resource are considered as the main environmental forcing factors to the degradation of coastal wetlands.
通过对水质的监测，分析了沈阳浑南人工湿地示范工程对生活污水中污染物的去除效果。
The effect of Shenyang Hunnan demonstration constructed wetland on the removal of pollutants in domestic sewage was analyzed through the water quality monitoring.
通过对水质的监测，分析了沈阳浑南人工湿地示范工程对生活污水中污染物的去除效果。
The effect of Shenyang Hunnan demonstration constructed wetland on the removal of pollutants in domestic sewage was analyzed through the water quality monitoring.
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