نتایج جستجو برای: idrisi
تعداد نتایج: 302 فیلتر نتایج به سال:
El crecimiento urbano de Nacajuca, Tabasco, ha transformado el sistema natural, siendo necesario conocer la actual configuración espacial las coberturas naturales y los usos artificiales con finalidad proveer información dinámica para ordenamiento ecológico. objetivo del estudio fue modelar cambios cobertura uso suelo (2000, 2008 2017), mediante un análisis multitemporal empleando Land Change M...
It is widely accepted that future environmental changes will affect rainfall-induced shallow slides in high-mountain areas. In this study, the Val d’Aran region located Central Pyrenees was selected to analyze and quantify impacts of land use cover (LULC) climate on regional landslides susceptibility. We analyzed 26 models EURO-CORDEX database focussing rainfall conditions. The IDRISI TerrSet s...
McGarigal, Kevin; Marks, Barbara J. 1995. FRAGSTATS: spatial pattern analysis program for quantifying landscape structure. Gen. Tech. Rep. PNW-GTR-351. Portland, OR: U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station. 122 p. This report describes a program, FRAGSTATS, developed to quantify landscape structure. FRAGSTATS offers a comprehensive choice of landscape ...
Land use change may influence many natural phenomena and ecological processes, including runoff, soil erosion, sedimentation and soil conditions. Decreasing of forest area in the North of Iran is one of the critical problems in recent years. The aims of this study are to detect land use changes between 1967 to 2002 using satellite images of Land Sat 7 ETM (2002), aerial photos and digital topog...
Background and aim Echinococcosis as a zoonosis disease is one of the most important parasitic helminth that is affected by many risk factors such as the environmental factors. Thus, we predicted the regional vulnerability to Echinococcosis based on environmental factors using a fuzzy inference system (FIS) in Lorestan Province. Methods Our study was cross-sectional study on 200 patients from...
Urban development has enlarged the modification of natural resources and has changed land use and land cover patterns. Urbanization is a process of increase of modernization system which modifies the socioeconomic activities and revolutionizes the land use practice according to time frame. Due to the proximate and underlying causes, land use and land cover change has become the main challenge o...
The crowned sifaka (Propithecus coronatus) and Decken’s sifaka (Propithecus deckenii) are Endangered lemurs endemic to west and central Madagascar. Both have suffered habitat loss and fragmentation throughout their ranges. The goal of this study, conducted in the Mahavavy-Kinkony Wetland Complex (MKWC) in northwestern Madagascar, was to assess the effects of historical change in the species’ ha...
Geographic Information Systems (GIS) was used as a tool to study the spatial characteristics of the coral reefs of Southern Okinawa. The study involved the intensive use two main spatial analysis modules of the GIS namely the image processing module and the decision support system module. Image processing was undertaken on a Landsat satellite image to produce a marine benthic habitat map. This ...
Urban Land use changes, measurements, and the analysis of rate trends growth would help in resources management planning, etc. In this study, we analyze urban change dynamics using a support vector machine model. This method derives rural land-use various components, such as population growth, built-up areas, other utilities. increases rapidly due to exponential population, industrial The also ...
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