After forty years, the ecological environment deterioration and mire degeneration are tending towards more serious.
根据1996 ~1998 年野外考察与研究获得的信息,结合前人研究的资料,论证了若尔盖高原沼泽区生态环境恶化、沼泽退化十分严重,其主要表现为:沼泽旱化,沼泽类型改变,沼泽逆向生态演替,沼泽区沙化,野生动物种类、种群数量减少,土壤质量下降,沼泽水质变劣,草场退化和鼠害猖獗。
Research on the deterioration of ecological environment of Huizhou mountain areas in the middle period of Qing Dynasty;
清代中期徽州山区生态环境恶化状况研究——以棚民营山活动为中心
Background of environmental deterioration in Loess Plateau;
黄土高原环境恶化的自然背景研究
In this paper, the coastal disasters found during the field investigation on the coastal zone of the southwestern Bohai Sea are summarized, and these disasters due to human activities include coastal erosion, seawater intrusion, littoral wetland degradation, coastal zone pollution and environmental deterioration.
综述了在环渤海西南岸海岸带科学考察中发现的由于人类活动引起的海岸侵蚀、海水入侵、滨海湿地萎缩、海岸带污染和环境恶化等海岸带灾害 ,指出如何在发展经济的同时合理开发海岸带并使之可持续发展将是开发者首先考虑问
he author analyses several characteristics of world environmental deterioration and the causes of this result.
在分析全球环境恶化几个特点的基础上,分析了造成环境恶化的多重因素,认为把全球环境恶化归结于发展中国家是不恰当的。
By selecting the Lake area of Minqin for a typical experimental area, the dynamic changes of land degradation and environment deterioration in recent two decades were investigated by means of remote sensing and GIS.
以甘肃民勤湖区为典型试验区,利用遥感与GIS技术,通过对本区1978 年主航片的判读、1995 年LandSat5 TM 图像的分类、解译和叠加分析,研究了近20 年来土地利用的具体变化情况,并以此为基础探讨了该区生态环境的恶化状况及原因,总结出环境恶化的发展趋势是地下水位下降、水质恶化、土地旱化、沙化、盐化、植被退化。
A Historic Investigation of the Deterioration of Ecological Environment of the Western Roman Empire;
西罗马帝国生态环境恶化的历史考察
A Brief Analysis on the Main Cause of Ecological Environmental Degradation and the Coping Strategies
浅析生态环境恶化的主因及应对策略
The Worsening Trend of the Natural Environment in Ethnic Areas of the Western China and its Influence;
西部民族地区生态环境恶化态势及影响分析
a shortage of important resources such as water and petroleum and the deterioration of the ecological environment in some regions;
水、石油等重要资源短缺,部分地区生态环境恶化;
LAND RECLAMATION AND WORSENING OF ECOLOGICAL ENVIRONMENT IN DINGXI PREFECTURE SINCE THE DAWN OF HISTORY
定西地区历代土地开垦与气候生态环境恶化
Hydrological Effects on the Degeneration of eth Ecological Environment in the Tarim River Watershed, Xinjiang
塔里木河流域生态环境恶化的水文效应
On Ecological Deterioration of Ethnic Autonomous Regions;
对民族自治地方生态环境恶化问题的研究
The Worse Western Ecological Environment Exerting Infucence on the Development of Animal Husbandry;
西部生态环境恶化对畜牧业发展的影响
Relationship between Urban Construction and Ecological Environment Deterioration of Chang'an in Tang Dynasty
唐长安城市建设与生态环境恶化关系研究
Now, Three Gorges Area is facing with at least three great serious problems.
三峡库区面临着生态环境恶化、济贫困化、万移民安置等三大难题。
Land degeneration is one of main type of making the envirconment worse.
土地退化是地球生态环境恶化的主要表现形式之一。
THE CAUSES AND COUNTERMEASURES OF ECOLOGICAL ENVIRONMENT DETERIORATION OF WU LA TE MIDDLE BANNER OF BA YAN NOR CITY
内蒙古巴彦淖尔市乌拉特中旗生态环境恶化的根源及其对策
Research on the deterioration of ecological environment of Huizhou mountain areas in the middle period of Qing Dynasty;
清代中期徽州山区生态环境恶化状况研究——以棚民营山活动为中心
The main inducement that evokes eco-environment deterioration is the conflicts between mankind and nature, it causes the eco-crisis.
导致生态环境恶化的主要诱因是自然与人产生了冲突,造成生态危机。
The Deterioration of Ecological Environment and the Decline and Fall of western Roman Empire;
生态环境的恶化与西罗马帝国的衰亡
Those concepts of spoilage and vicious circle of ecological environment have been explained.
对生态环境的破坏和恶化等概念作了具体说明。
At present, regional poverty and ecological degradation form a vicious circle.
目前,区域贫困和生态环境退化已形成了恶性循环。
The rapid degeneration of rural ecological environment in China has seriously influenced the sustainable development of rural economy.
我国的农村生态环境急剧恶化,严重影响了农村经济的可持续发展。
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