Multiple and combined threats from habitat degradation, DAMS, water withdrawals, pollution, and overexploitation have led to the decline of many catfish populations.
栖息地环境恶化、水坝、水位下降、污染和过度捕捞等等多种组合威胁，已经导致了许多种鲶鱼的数量下降。
Seaweed farms would serve two main purposes: habitat and food for fish; and as "' nutrient sinks' that would take up inorganic nutrients (ammonia, nitrate, phosphate) from the water column."
建造海藻农场有两大作用：它可作为鱼类的栖息地与饲料，还可作为“养料汇集处”，从水柱中吸收无机养分(氨，硝酸盐，磷酸盐)。
This unique creature is part of an imperiled community of aquatic organisms in the Gulf of Mexico, where poor water quality and habitat loss have weakened the ecosystem.
这种独特的生物是墨西哥湾水生生物中遭到威胁的物种之一，墨西哥湾恶劣的水质和栖息地的丧失减弱了生态系统。
In recent years scientists have learned that liquid water lurks under much of Antarctica's massive ice sheet, and so, they say, the potential microbial habitat in this watery world is huge.
近几年，科学家们研究发现在南极的多数厚重冰层下潜藏着流动水，据此他们推断在水世界中潜藏着巨大的的微生物群体。
The canal's future now lies with the delta's water exporters, who must develop a plan for restoring smelt and salmon habitat before they can legally increase pumping.
现在，外围运河未来的命运取决于三角洲地区的水资源专家们，他们想合法的增加水泵站的数量就必须解决好胡瓜鱼和奇努克鲑鱼的安顿问题。
It is hoped the installation will provide a habitat for Marine life, and relieve pressure on natural reefs from over half a million water-going tourists who visit the region every year.
这样的设置，有望于提供海洋生物的栖息地和减轻每年有超过50万以上的水上游客访问这个地区所产生的、对天然珊瑚礁的压力。
Discharge water from the system charges a wetland for waterfowl and ultimately returns to an existing stream for spawning salmon and other wildlife habitat restoration.
系统排放的废水，最终返回到栖息地恢复现有溪流产卵的鲑鱼和其他野生动物的再利用。
Create dynamic and interesting water flow for water quality and habitat.
为水质和栖息地创建动态、有趣的多种形式的水流。
Western states have spent a fortune trying to eradicate the tamarisk tree, which many experts believe hogs more than its share of water and damages the habitat of native species.
西部诸州花了很多钱消灭红荆树，许多专家认为这种树会抢占过多的水，破坏本地物种的栖息地。
In addition to habitat protection and water quality, greenways are pursuing other objectives, including historic preservation using greenways to highlight area culture and heritage.
除了栖息地和水质保护，绿道的其他目标还包括历史遗存保护，通过绿岛的建设强化地区文化和遗产之间的关系。
It is an effective solution for treatment of storm water runoff while restoring and enhancing the ecological conditions of the natural habitat.
这是在处理雨洪径流的同时恢复并加强自然栖息地生态条件的有效方法。
The leaf morphological and physiological evolution of Paphiopedilum was related to water and resource-conserving traits in the karst habitat.
兜兰的叶片形态结构和生理功能的进化与适应喀斯特地区匮乏的水肥条件有关。
The potential food resource, number of predators, water and territorial behaviour can determine the habitat selection of the partridge during different life cycle.
潜在的可利用的食物资源、天敌的数量、水和繁殖期领地行为对大石鸡不同生活史阶段的栖息地选择有显著的影响。
These new greenways pursue multiple objectives such as habitat protection, flood hazard reduction, water quality, historic preservation, education, interpretation, and other purposes.
这些新的绿道追求多减肥药排行榜目标，包括栖息地保护、减轻洪水灾难、水质保护、历史遗迹保护、教育、展示和其他用途。
Now, any type of industrial activity can harm them by, for example, encroaching on the natural habitat of animals and plants living there, or by polluting the water that flows into the site.
任何形式的工业活动都会破坏遗产型景区，如侵占动植物自然栖息地，或污染的水源流入景区。
There may be many different kinds of animals and plants living together in the same habitat, the air and water, but animals have to eat other living things like plants or other animals.
可能有很多不同种类的动物和植物共同生活在同一生境，空气和水，但动物不得不吃其他生物像植物或其他动物。
The creatures living in water in whole its life can habitat in the pond free and comfortably.
一生都生活在水中的生物，他们在池溏中生活的安怡自在。
All golf course employees are trained in pesticide disposal, efficient water management, habitat maintenance, waste reduction, energy use, and environmental planning.
该球场的所有员工都将得到以下培训：农药处理，有效的水管理，球场维护，废物减除，能源使用及环境规划。
The key factors influenced the habitat suitability of the Przewakski's gazelle were identified as the matrix, slope, distance to the water sources, the type of vegetation, and human activities.
影响普氏原羚生境适合度的因素主要为基质类型、坡度、水源远近、植被类型与人类活动。
In addition to the heart-jumping water rides, there are various animal habitats: the lazy river snakes through a flamingo enclosure and the wave pool borders a freshwater turtle habitat.
作为这场心跳之旅的补充，这里还有不少动物展览馆：懒惰的河蛇，火烈鸟围场以及被波浪池围绕着的海龟馆。
The ecological functioning of the wetland, for instance, in flood control, water purification, and habitat provision for waterfowl and other birds, have been seriously affected.
沙化对湿地功能，诸如洪水调控、污染物净化以及提供动植物栖息地等造成了不同程度的破坏。
Wetland forests are integral to the terrestrial landscape, providing critical areas for wildlife habitat, water quality improvement, and both natural and cultivated foods and raw materials.
森林湿地是陆地景观的组成部分，它为野生生物提供了重要栖息地、改进水质、提供自然和人工栽培食物以及原材料。
Harvesting adjacent to streams can increase sedimentation and turbidity in streams, lowering water quality and degrading riparian habitat.
对邻近河流树木的采伐也会增加河流中的沉淀和污浊度，降低水质和退化河岸动植物栖息地。
The results were as following:(1) Gound, human disturbance, space, concealment, water source and vegetation sum up the main habitat characteristic of the giant panda.
大熊猫生境的主要特征表现为地表、人为干扰、空间、隐蔽程度、水源、植被等方面。
The results were as following:(1) Gound, human disturbance, space, concealment, water source and vegetation sum up the main habitat characteristic of the giant panda.
大熊猫生境的主要特征表现为地表、人为干扰、空间、隐蔽程度、水源、植被等方面。
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