The causes of land degradation not only include the natural factors, such as the characteristics of land resources and the natural environment, but also the social and economic factors.
产生土地退化的原因，不仅仅是土地资源特点与自然环境这样一些自然因素，还包括一些社会与经济因素。
Enlivening mechanism of mountain land circulation and spreading moderate scale management of forestry are determined by the present social environment and forestry own characteristics.
搞活山地流转机制，推行林业适度规模经营，是由当前社会大环境和林业自身的特点所决定的。
It puts fundamental influences on demographics, families, nature, and social environment, which in turn results in the differences of peasants attitude towards Land Tenure System.
在人口、家庭、自然、社会各种不同条件的影响下，农民形成了对现阶段农地制度不同的态度。
By investigating and analyzing current environment, social and economy condition, the mechanism of land driving force was deeply discovered in the study area of Jinhua city.
通过社会经济环境现状调查分析，对金华市区土地利用变化驱动力机制进行深入地研究。
The mining subsided land is one of the worsen important reasons of the ecosystem environment, it also cause a series of social, economic problems.
采矿引起的地面塌陷是生态环境恶化的重要原因，并引起一系列社会、经济问题。
It is badly need to solve the social problems and ecological environment problems through land regulation.
在沉陷区开展土地整治，是解决该区域存在的社会问题和生态环境问题的迫切需要。
The important features are that: Under the impact of international economic environment, social economy development affects land use structure of Jiayuguan City;
主要表现为：嘉峪关市经济受国际环境影响，进而影响嘉峪关市土地利用结构；
The important features are that: Under the impact of international economic environment, social economy development affects land use structure of Jiayuguan City;
主要表现为：嘉峪关市经济受国际环境影响，进而影响嘉峪关市土地利用结构；
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