搜索结果: 241-255 共查到“知识库 地理学”相关记录2404条 . 查询时间(0.734 秒)
Geostatistics of pollutant gases along high traffic points in Urban Zaria, Nigeria
Air pollution exposure assessment environment transport GIS
2014/11/12
This study was aimed at utilizing Geo-information technology in assessing the ambient air quality along some busy roads in urban Zaria. Samples were collected from ten (10) different sites. Parameters...
Study of coal fire dynamics of Jharia coalfield using satellite data
Landsat-5 and Landsat-7 ETM+ data Fire dynamics
2014/11/12
Jharia coalfield (JCF) is a treasure trove of the best quality prime coking coal of the country.
In the present paper, study reveals the coal fire propagation of JCF during the period from
1990 to...
Quantification of geologic hazard and vulnerability for Chennai city, India
Seismic Hazard Vulnerability Built Environment Earthquake Planning Chennai City
2014/11/12
Quantification of geologic hazard and vulnerability is an important tool for planners and decision makers, when planning for a future potential earthquake particularly in major cities. Chennai city i...
Deformation of the Jambudwip Island of Sundarban Region, Eastern India
Deformation of island changing Landuse/ Land cover Climate Change and Eviction of Fishing
2014/11/12
Jambudwip Island is well known for its drastic change of shape and the eviction of homelands of the transient folk-fishermen involved in the fishing activities in this island since 1955. Due to variou...
Impact of urbanization on land use/land covers change using Geo-spatial techniques
GIS Land Use/Land Cover Remote Sensing Urbanization
2014/11/12
Urbanization is the method of urban areas growth, which result in population growth, increase of built-up area, high density of population and it also psychological stage of urban way of life. Uncontr...
Computing pit excavation volume using Multiple Regression Analysis
Estimate Excavation Regression Pit Volume
2014/11/12
Volume estimation of borrow pits is common application in civil Engineering. Several methods for volume estimation have been presented in literature. In general, they rely on a specific polynomial to ...
Process dynamics and controls in two partially-confined rivers of upper Brahmaputra plain
River dynamics erosion-deposition Brahmaputra plain Anthropogenic influence Gai and Simen river
2014/11/12
This work quantifies channel processes in two partially-confined rivers of Upper Brahmaputra plain, namely, Gai and Simen and explores their controls. To achieve the objectives this study utilises RS-...
Drainage characteristics of Manchi basin, Karauli district, Eastern Rajasthan using remote sensing and GIS techniques
Basin Morphometric analysis ASTER data GIS Remote Sensing
2014/11/12
An attempt has been made to study drainage morphometry of Manchi basin, which covers an area of 235.67 km2.Drainage Map prepared from Survey of India (SOI) toposheet and later updated from IRS-1C (LIS...
Analysis of flood risk inundation hazard in Birnin Kebbi town, Kebbi state, Nigeria
Flood inundation hazard remote sensing geographic information system flood Risk analysis
2014/11/12
Flood is one of the most harmful disasters in the world, and it is significant to obtain reliable information on flood characteristics for disaster mitigation. This study analyzed flood risk inundatio...
Need for GIS based dengue surveillance with Google internet real time mapping for epidemic control in India
Dengue epidemics GPS GIS web mapping vector breeding habitats Ae. aegypti Ae. Albopictus dengue surveillance environmental determinants climate variables
2014/11/12
The present effort is made for studying the essential of GIS based surveillance tool for dengue epidemic control in India. The dengue epidemic cases and the mortality caused by dengue has becomes esse...
Systamatic mineral exploration studies in parts of Veligallu Schist belt, YSR district, A.P., India
Mineral exploration geobotanical guides geomorphology
2014/11/12
Systematic mineral exploration study involves conventional exploration techniques like identification of ore guides like stratigraphic, mineralogical, lithological, structural, geomorphological and ge...
Assessment of land use and land cover changes in south Andaman Island using remote sensing and GIS
land use land cover changes south Andaman Island remote sensing and GIS
2014/11/12
Remote Sensing and GIS techniques were used to study the landuse and landcover change in the South Andaman Island. The study assesses the spatial-temporal land use and land cover changes between 1979 ...
Morphometry and its implications to stream sediment sampling: A study on Wajrakarur Kimberlite field, penna river basin, Anantapur district, Andhra Pradesh, India
Morphometry WKF Stream sediment sampling Penna River Basin Anantapur Dt. Andhra Pradesh
2014/11/12
Morphometric analysis, including certain linear, areal and relief parameters, has been performed on watersheds covering pipes in the Wajrakarur kimberlite field (WKF) of Anantapur District, Andhra Pra...
Studies on heavy metals in industrial effluent, river and groundwater of Savar industrial area, Bangladesh by Principal Component Analysis
Industrial effluent Wastewater Heavy metals Principal component analysis Statistical analysis
2014/11/12
A total number of twenty water samples of which seven groundwater, six river water and seven effluent samples were collected from Savar industrial area in Bangladesh for heavy metals analysis using IC...
Channel bed aggradation in relation to channel Morphometry: A case study of river Jainti, Jalpaiguri, West Bengal
Aggradation Morphometry Dolomites Discharge Competency
2014/11/12
Channel behaviour is so dynamic in areas of foothills where it debouches over the sudden slope change but being carried with its huge quantity of load. Such loads may be of both weathered and fluviati...