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anti-desertification相关的网络例句

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Our country's deserts mainly lie in arid and semiarid areas, mostly with scarce precipitation and lack of water resource, neither natural vegetation with relatively strong drought-resistance capability nor plantation, like diversifolious poplar, dryland willow, shrubby sand willow, saxoul and Hedysarum mongolicum Turcz,etc., can be protected effectively, this leads to desertification area expansion and frequent sand storm, which seriously affect people's work and life.

我国沙漠多处于干旱和半干旱地区,绝大部分地区降水稀少,水资源缺乏,无论是具有较强抗旱能力的天然植被,还是人造林如胡杨、旱柳,灌木类沙柳、梭梭、杨柴等都得不到有效保护,导致沙化面积扩大,沙尘暴发生频繁,给人民群众的生产生活带来严重影响。

In recent years the desertification area of farmland is 100 thousand mu and the death area of manmade Elaeagnus angustifolia woods is 135 thousand mu.

方案三,将石羊河来水量设计接近在20世纪80年代的平均水准,上游地区通过节约用水,是可以实现的目标。

The seasonally alternative distribution of wind and rainfall provides energy for soil erosion and loose underlying material, erodible soil types and landform also provide the material basis for desertification.

而河湖积和风积的松散土壤下覆物质和地形地貌及土壤特征都为荒漠化的发生和发展提供了物质基础。

The advantageous one mainly included different measures of vegetation restoration such as fencing, rehabilitated fields, abandoned land etc. and polices or laws about desertification debating. The disadvantageous influences included illegal grazing, estrepement, firewood cutting and so on.

有利因子如退耕还草、人工封育、撂荒等草地植被恢复及荒漠化防治措施以及相关的荒漠化防治政策法规的实施,不利因子如偷牧、滥垦、滥樵等。

Desertification takes on the trend of extendibility in China, and serious influences our survival and development.

我国的荒漠化呈逐年扩展趋势,严重影响着我们的生存和发展。

In order to improve the environmental quality and protect the ecological safety,governments have taken some measures,But from the overall analysis,we can see that Beijing\'s ecological environment is more frangible,and ecological quality is more lower.Corresponding,the task of preventing and controlling desertification is severely difficult and important.

近年来为保障北京的生态安全和改善环境质量,国家和政府投入了巨大的财力和人力,把风沙防治作为生态环境建设的重要组成部分,开展了一系列的防沙治沙工程,使其生态环境得到一定程度的改善。

Karst soil rocky desertification is not only a geo-ecological disaster induced by Karst geomorphy, but also a critical factor restraining social and economic development of Southwest China.

喀斯特土壤石漠化是我国西南喀斯特地区诱发重要地质灾害的生态环境问题,是制约区域社会经济发展的关键因素。

Concludedly, it is pointed out that geotectonic is deeply influencing the erosion rule and is the decisive factor of desertification and lack of water in Huanghe River Valley in Shaanxi Province.(5) Based on the Theory of Dissipative Structure and the Hypothesis of Wavy Mosaic Structure, the coupling relation between eco-environment and geotectonics is theoretically discussed, and the main points are: i Degree of the order of eco-environment is higher in tectonic wave-dense belt than in tectonic wave-scatted belt.

系统研究了陕西生态环境特征和问题分析了陕西生态环境特征及陕西水土流失、沙质荒漠化、资源性缺水、主要生态系统生态功能降低等生态环境问题,运用替代市场价值法等方法估算了陕西环境问题所造成的经济损失,并估算了现阶段各种生态环境造成的经济损失,经分析认为陕西的生态环境使省域生态环境受到严重威胁,也影响着华北平原等周边地区的生态安全。

Up to May 2000, before water delivering, the cutting off runoff of lower Tarim River had been continued for 30 years, all the surface water had disappeared for a long time. It forces the environment which is originally controlled by dry circulation to develop rapidly toward dry environment. The desertification had expanded greatly. As the results, a large number of the saline meadow and halophilous shrub deserta had disappeared.

:由于近30a的断流,使本来就处于干旱环境中的塔里木河下游末端朝着更加干旱的方向急剧发展,致使原有的荒漠植被大量消失,植物成片死亡,或濒于死亡,并形成大片裸地;遗留种类极度贫乏,群落结构简单,一年生草本植物趋于灭绝。

As a result, the desertification intensification in the headwater area of the Yellow River is resulted from physical and socioeconomic factors.

黄河源区以超载过牧为主的土地资源的过度利用以及由此造成的鼠害泛滥,人为造成了广大范围草地退化、风沙活动强度的增强,从而导致人为沙漠化过程的发生与发展。

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