163 Result(s)
within
English
Geography
**-**a Ding
-
Chapter
Mineral exploration by use of infrared multispectral remote sensing in China
A new airborne infrared multispectral technology has been used for study of the gold and other mineral exploration in the North-Western Part of China during past few years.In this study the following steps wer...
-
Article
A study on buffering capacity of the forest soil against acidic precipitation in several areas of China
Soil samples from several forest areas in China were analyzed by X-ray powder diffractometry after mineral separation and enrichment. The density gradient separation method with sequential extraction by aceton...
-
Chapter
Transformation of Coordinates between Cartesian Systems
It is often necessary to convert spatial data from one reference system to another. For example, when one has determined the positions of some points in a local rectangular grid system (see Chapter 2 for definiti...
-
Article
Spatial distribution characteristics of urban thermal conditions: application of GIS and remote sensing
The urban thermal distribution characteristics and its variation are dynamically monitored and synthetically analyzed by using GIS technology. The meteorological satellite data serve as main information source...
-
Article
The benchmark land price system and urban land use efficiency in China
China began to introduce market principles and establish price mechanism to better manage land and improve land use efficiency in the late 1980s. Since then, land markets begin to emerge. A benchmark land pric...
-
Article
Sustainable use of land resource and its evaluation in county area
Sustainable use of natural resources is different from sustainable development. As the most important natural resource, sustainable use of land resource is the essential guarantee of sustainable development. T...
-
Article
Interdecadal fluctuation of dry and wet climate boundaries in China in the past 50 years
Based on the mean yearly precipitation and the total yearly evaporation data of 295 meteorological stations in China in 1951–1999, the aridity index is calculated in this paper. According to the aridity index,...
-
Article
Assessment of biochemical concentrations of vegetation using remote sensing technology
The main biochemicals (such as lignin, protein, cellulose, sugar, starch, chlorophyll and water) of vegetation are directly or indirectly involved in major ecological processes, such as the functions of terres...
-
Article
Multi-source remote sensing image fusion based on support vector machine
Remote Sensing image fusion is an effective way to use the large volume of data from multi-source images. This paper introduces a new method of remote sensing image fusion based on support vector machine (SVM)...
-
Article
The relationship between ENSO cycle and high and low-flow in the upper Yellow River
Firstly, the hydrological and meteorological features of the upper reaches of the Yellow River above Tangnag are analyzed based on observation data, and effects of EI Nino and La Nina events on the high and lo...
-
Article
GPS rapid static and kinematic positioning based on GPS active network
This paper presents a data processing strategy for GPS kinematic positioning by using a GPS active network to model the GPS errors in double difference observable. Firstly, the double difference residuals are ...
-
Article
Eco-environment range in the source regions of the Yangtze and Yellow rivers
Based on geographical and hydrological extents delimited, four principles are identified, as the bases for delineating the ranges of the source regions of the Yangtze and Yellow rivers in the paper. According ...
-
Article
Forest landscape patterns dynamics of Yihe-Luohe river basin
Based on the information from forest resources distribution maps of Luoning County of 1983 and 1999, six indices were used to analyze spatial patterns and dynamics of forest landscapes of the typical region in...
-
Article
The relationship between ENSO cycle and temperature, precipitation and runoff in the Qilian mountain area
El Nino and La Nina are the events concerned internationally. The corresponding relationship between El Nino events, temperature, precipitation and runoff in the Qilian mountain area are analyzed according to ...
-
Article
Forest landscape pattern dynamics of Luoning County in Henan Province and its driving forces
With the help of ARC/INFOR and ERDAS software, based on the information from forest resources distribution maps and TM images, four indices were chosen to analyze spatial pattern changes of forest landscape of...
-
Chapter
Political geography, public policy and the rise of policy analysis
This paper discusses the importance of considering the geographic context in policy-making and highlights the necessity of incorporating policy analysis in the study of political geography. We begin with a bri...
-
Article
Impacts of human activity and natural change on the wetland landscape pattern along the Yellow River in Henan Province
By using GIS and remote sensing techniques, the paper discusses how human activities have changed along the Yellow River in Henan province, China and how these altered activities have influenced the wetland la...
-
Article
Geographical distribution of ecological footprint and sustainability analysis for Liaoning Province
This paper presents the detailed results and analyses on the ecological footprints and bio-capacities of the individual cities and the province as a whole for the year 2001, providing a clear picture of sustai...
-
Article
Emergy analysis of grain production system in Jiangsu and Shaanxi Provinces
Efficiency and sustainability of grain production are now important in China. In this study, the grain production systems of Jiangsu and Shaanxi Provinces were compared, to analyze their efficiency and sustain...
-
Article
Measurement of similarity for spatial directions between areal objects
Similarity for spatial directions plays an important role in GIS. In this paper, the conventional approaches are analyzed. Based on raster data areal objects, the authors propose two new methods for measuring ...
