نتایج جستجو برای: soil adjusted vegetation index savi
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This study analyzed land use and land cover changes and their impact on land surface temperature using Landsat 5 Thematic Mapper and Landsat 8 Operational Land Imager and Thermal Infrared Sensor imagery of the Yellow River Delta. Six Landsat images comprising two time series were used to calculate the land surface temperature and correlated vegetation indices. The Yellow River Delta area has ex...
Remotely sensed imageries were used to analyze the response of desert vegetation to physiographic factors and accumulated precipitation in drier and wetter years within a region of >16,500 km(2) sampled with 5,000 random pixels of 30 m. Vegetation development was indexed by the annual maximum values for greenness (SAVI) and canopy water content (NDII). Precipitation was interpolated from the 0....
metric (mapping evapotranspiration at high resolution with internalized calibration) is known as an appropriate surface energy balance model for the estimation of the spatial distribution of evapotranspiration (et) in semi-arid regions. based on lysimeter measurements, metric has shown et estimates of 10% on a sub-field scale on a daily basis. there is a need to identify how the model is sensit...
Vegetation indices play an important role in monitoring variations in vegetation.The Enhanced Vegetation Index (EVI) proposed by the MODIS Land Discipline Groupand the Normalized Difference Vegetation Index (NDVI) are both global-based vegetationindices aimed at providing consistent spatial and temporal information regarding globalvegetation. However, many environmental factors such as atmosphe...
Land-use changes adversely may impact ecological entities and humans by affecting the water cycle, environmental changes, energy balance at global regional scales. Like many megaregions in fast emerging countries, Tamil Nadu, one of largest states most urbanized (49%) industrial hubs India, has experienced extensive landuse landcover change (LULC). However, extent level landscape associated wit...
Abstract Rice is the primary source of nutrition food more than half world’s population, and it hugely important in global economic growth, security, water use, climate change. The need for satellite systems to monitor rice crops assist crop management gaining popularity. European Space Agency’s (ESA) launched Sentinel-2 A + B twin platform’s which enhanced temporal, spatial, spectral resolutio...
Spatial Analysis of the Degraded Forest Areas in Idmine Forest-Morocco Using Geoscience Capabilities
Aim of study: The aim the study is to present a diagnosis for state Argan forest degradation in Morocco through GIS and remote sensing utilizing Sentinel 2 satellite images year 2019 (dated 28/08/2019).
 Area was carried out commune Idmine, South West Morocco, which located semi-arid bioclimatic region.
 Material methods: In study, two methods were tested. These are; (i) vegetation in...
Optimum irrigation scheduling and new technologies are the key to successful practice of modern agriculture natural resources, such as water management. Α three-year research project was conducted at Velestino, Magnesia, Greece. The aim study whether vegetation indices can be used estimate crop coefficients corn in order apply an intelligent method using drones future. normalised differ...
In the current study area (Faridabad, Gurugram, Ghaziabad, and Gautam Buddha Nagar), aerosol concentration is very high, adversely affecting environmental conditions air quality. Investigating impact of Land Use Cover (LULC) on Aerosol Optical Depth (AOD) helps us to develop effective solutions for improving Hence, spectral indices derived from LULC ((Normalized difference vegetation index (NDV...
The nature conservation units (UC) are specially protected territorial spaces (ETEP), with creation, implementation and management provided for by Law 9985/2000, which established the National System of Conservation Units (SNUC). Over 28% Brazilian territory is set aside conservation, in a universe over 2,300 Units. Paraiba, Northeast region, has 15 (fifteen) Protected Units, representing less ...
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