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The availability of high-resolution satellite images could be exploited for upgrading geographic databases at medium scales (1:5,000-1:25,000) as alternative to aerial photogrammetry. The paper presen...
Forest Canopy density is a major factor in evaluation of forest status and is an important indicator of possible management interventions. Forest canopy cover, also known as canopy coverage or crown c...
Satellite data of Landsat and SPOT type are operationally used in Sweden for nationwide forest mapping; for detection of clear felled areas and for checking the need for deciduous shrub cleaning in yo...
Mongolia is a country which relies on exploitation of its natural resources. The productivity of the agricultural sector, which plays and important role to the Mongolian economy, is sensitive to droug...
Gully Erosion, in part, explains soil erosion. Soil erosion is described as an accelerated process under which soil is bodily displaced and transported away faster than it can be formed. The agents of...
Seasonal snow cover is a key component of the Earth's energy balance and a key storage mechanism for water. In many areas of the world, people rely on snowmelt runoff for their water resources. For ex...
A study was conducted in Hong Kong with the aim of deriving algorithms for the retrieval of turbidity, chlorophyII a and suspended solids concentrations from Terra/MODIS 500m level 1B reflectance data...
Generally, investigation for protection of the wildlife is difficult because it takes much work and time, and frequent monitoring.Therefore, studies of monitoring with remote sensing and GIS were carr...
On the basis of climate change and natural disasters in China during the past ten years, and with the help of satellite remote sensing data (MODIS), we make experiments on the Heat Island Effectof Bei...
Understanding and mitigating against the impact of land use change and groundwater extraction on groundwater dependant ecosystems (GDE) requires information on the distribution and environmental water...
Tropical biomass burning and associated emissions of aerosols into the atmosphere play a vital role in atmospheric perturbation and climate change. Aerosols containing black carbon are emitted primari...
Atmospheric pollution was previously considered as a 'Brown Cloud’ phenomenon restricted to industrialized urban regions. Studies in field stations and satellite observations made since the last decad...
The idea of assessing the damages to roads network after earthquake strikes has been referred as a matter of importance for performing every systematically planned activity in the affected region. Whe...
Receiving rapid, accurate and comprehensive knowledge about the conditions of damaged buildings after earthquake strike and other natural hazards is the basis of many related activities such as rescue...
The research proposes the investigation of automatic methods, in order to prepare next Change detection techniques for environmental risk monitoring, executable on satellite data that are heterogeneou...

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