但是随着全球变暖向高海拔地区蔓延，一个不受欢迎的居民进入了这个脆弱的生态环境：山地松树甲虫。
But as global warming snakes its way into higher altitudes, a less-welcome resident in taking up space in this fragile ecosystem: the mountain pine beetle.
降雨模式的改变威胁着该地区脆弱的生态系统。
Changing rainfall patterns threaten this region’s fragileecosystem.
西部地区是我国生态旅游资源最丰富的地区，同时也是生态系统极其脆弱的地区。
The western region owns the richest eco-tourism resources of China, however, the ecosystem there is extremely frail as well.
在我国西部尤其是生态环境比较脆弱的黄土地区，地质灾害尤其是滑坡灾害有逐渐增多的趋势。
In the loess area of west China, the geographical hazards especially loess landslides shows the tendency of growing.
塔河油田处于生态环境十分脆弱的西部地区，其开发对生态环境的影响尤其明显。
Tahe oil field locates at the westward which has an tender ecological environment, its exploitation will obviously impact the ecological environment.
西部地区生态环境脆弱，承载能力低下，在遭受严重干扰和破坏后，很难在短时间内恢复。
The ecology environment in the western region is very frailness, the load-bearing capacity of it is lower.
这种特征致使岩溶地区的生态环境十分脆弱。
The ecological environment is extremely frail in karsts area.
松嫩盆地是一个生态环境脆弱地区。
Songnen basin is a vulnerability area ecological environment geology.
我国西部干旱地区自然条件相对恶劣，生态环境脆弱。
The natural conditions are quite harsh, and ecologic environment is quite fragile in the drought region of the west of China.
塔里木盆地是中国最大的内陆盆地，其南缘是中国生态环境最脆弱的地区。
The southern part of the Tarim Basin is the most fragile eec-environment area in China.
脆弱生态环境地区复杂多样，易被破坏。
The weak ecological environments are complex and multiplicity. And they are damageable.
我国西部地区蕴藏着丰富的自然资源，但生态系统十分脆弱。
The west area of China abounds in natural resources, but it has a weak ecosystem.
内蒙古荒漠草原是温带草原中最干旱的一个类型，为草原区自然条件最严酷、草场生产力最低、生态系统最脆弱的一个地区。
As a most drought type in temperate steppe, the desert steppe in Inner Mongolia is a district with harshest natural condition, lowest productivity and weakest ecosystem in steppe districts.
内蒙古包头地区属于季风尾闾区，干旱少雨，生态环境十分脆弱。
Baotou Inner Mongolia a region belonged to the tail-end of monsoon dry and little rain, the ecosystem environment was very weak.
三峡库区既是经济落后的地区又是生态环境脆弱的地区。
The Three Gorges Reservoir area is an area with poor economy and frail ecology environment.
南极洲周边各国采取了美国的建议，为了保护南极洲脆弱的生态系统而限制其周边地区的旅游。
Countries with ties to Antarctica have adopted US proposals to limit tourism in the region, in a bid to protect the fragile ecosystem of the continent.
西部地区生态环境脆弱，承载能力低下，在遭受严重干扰和破坏后，很难在短时间内恢复。
The ecology environment in the western region is very frailness, the load-bearing capacity of it is lower. After obstruction and destroying, it is difficult to resume in short time.
承德坝上地区，属寒温带半湿润草原季风气候，森林草原生态系统脆弱，自我恢复能力较差。
The climate in upper dam region of Chengde prefecture is that of frigid temperate zone, semi damp grass land and monsoon.
云南省金沙江流域是我国西部生态环境最脆弱、水土流失最严重的地区之一。
Jinsha River basin of Yunnan Province is one of the most eco-fragile area with severe soil and water erosion in the west of China.
该地区集中分布着一批古老残遗物种，这些物种大多为群落的建群种或优势种，对维持草原化荒漠区脆弱的生态系统具有重要作用。
Many ancient relic species centrally distributed in the area, most of them were the constructive or dominant species of desert community, their existence played an import.
陇东地区生态环境脆弱、水土流失严重。
The eco environment in eastern Gansu province is fragile and the soil erosion is serious.
干旱地区有两个显著特点，一是水资源极度贫乏，二是生态环境极度脆弱。
In the arid area, there are two obvious characteristics as follows: One is poorest in water resources; another is weakest in ecological environment.
干旱地区有两个显著特点，一是水资源极度贫乏，二是生态环境极度脆弱。
In the arid area, there are two obvious characteristics as follows: One is poorest in water resources; another is weakest in ecological environment.
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