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This article analyzes the shortage of existent index systems of regional sustainable development. The concept of meta index is put forward for the first time. The article describes the feature of meta index. Based on meta index, the concept of secondary index is also put forward. Based on meta index and secondary index, this paper classifies the evaluating indicators of regional sustainable development,...
The fuzzy synthetic evaluation method and the example that the fuzzy synthetic evaluation is applied in ecology environment impact assessment along the Xi'ning-Golmud section among the Qinghai-Tibet railway are introduced in detail so as to reveal the important significance and value of the fuzzy synthetic evaluation.
By employing generalized impulse response function and variance decomposition analysis, which are based on VAR model, this paper explores the economic reason for air quality and the dynamic characters of each correlated economic variable and air pollution by using a Chinese time series data set during 1986-2007. The results indicate that the effect of economic scale, energy structure and economic...
Nowadays, waste has been one of the most important global environmental problems. Although the calculation of the amount of waste being generated presents a problem on a global scale, there is no doubt that the amount is continuing to increase, not only with the increases in population and economic activities, but also in terms of per capita generation rate. Along with the progress of the modern technology...
The Heihe River is located in the northwest of the country. The river which originates on the northern side of the Qilian Mountain, flows through the north of the Hexi corridor and disappears in the Badan Jiran Desert on the Ala-shan Plateau. The weather in this region is controlled by the continental climate and the Tibet Plateau climate. The Eji-na Oasis in the Heihe River's downstream is generally...
Xishuangbanna, located in southwest China neighboring Laos and Myanmar, is a biologically diverse region that covers only 0.2% of the land area of China, yet contains 25% of all plant species in the entire country. Over the last decades, forest cover in this area has decreased dramatically from 63% to 34%. Previously, cleared lands have been largely converted into rubber plantations. The valleys have...
The Loess Plateau region, surrounded by the Taihang Mountains to the east, the Qilian Mountains to the west, the Ordos Plateau to the north and the Qinling Mountains to the south, is dispersed over seven provinces with a total area of about 623,700 km2 and a population of 85 million people. One third of the plateau area is grassland, which covers transition from the southeast monsoon region to the...
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