نتایج جستجو برای: lulc maps of 1989
تعداد نتایج: 21178843 فیلتر نتایج به سال:
Accurate and timely information about land use and land cover (LULC) and its changes in urban areas are crucial for urban land management decision-making, ecosystem monitoring and urban planning. Also, monitoring and representation of urban sprawl and its effects on the LULC patterns and hydrological processes of an urbanized watershed is an essential part of water resource planning and managem...
Saint Louis Bay Watershed is a coastal watershed located in southern Mississippi, which composes two basins: Jordan River Basin and Wolf River Basin. Two land use/land cover (LULC) datasets: the Geographic Information Retrieval and Analysis System (GIRAS) and the National Land Cover Data (NLCD) are applied on these two basins to simulate the hydrologic and water quality parameters by using the ...
Water quality information in the coastal region of Hong Kong and the Pearl River Estuary (PRE) is of great concern to the local community. Due to great landuse-landcover (LULC) changes with rapid industrialization and urbanization in the Pearl River Delta (PRD) region, water quality in the PRE has worsened during the last 20 years. Frequent red tide and harmful algal blooms have occurred in the...
Improving Land Use/Land Cover Classification by Integrating Pixel Unmixing and Decision Tree Methods
Decision tree classification is one of the most efficient methods for obtaining land use/land cover (LULC) information from remotely sensed imageries. However, traditional decision tree classification methods cannot effectively eliminate the influence of mixed pixels. This study aimed to integrate pixel unmixing and decision tree to improve LULC classification by removing mixed pixel influence....
Abstract The Indian Sundarbans partly hosts the world’s largest mangrove forest and support livelihood of almost five million people. Holocene delta was formed by river Ganges. decay distributaries Ganges in deltaic West Bengal began with eastward avulsion rivers now stand disconnected from their sources therefore do not get a significant amount freshwater upstreams. people depend on services e...
The rapid alteration to land cover, combined with climate change, results in the variation of surface temperature (LST). This LST is mainly affected by spatiotemporal changes cover classes, their geospatial characteristics, and spectral indices. Melbourne has been subject previous studies change but often over short time periods without considering trade-offs between use/land (LULC) mean daytim...
Today, urban and rural planning and management programs need to obtain accurate spatial information at successive times about land use changes. The main purpose of this study is to study and evaluate land use changes due to physical development with respect to 4 land uses in Bayer, agricultural lands, water zones and man-made lands in Pakdasht. Data were collected through Landsat satellite imag...
Describing urban terrain and land use/land cover (LULC) characteristics accurately is an essential element in environmental modeling, assessment and management. Urban terrain and LULC information are especially important in meteorological modeling applications, such as simulations of atmospheric flow over cities, defining surface energy budgets, and fate and transport studies of urban contamina...
The rapid economic development resulting from Chinese economic reform has greatly accelerated urbanization and industrialization, thus leading to alterations in the natural landscape. Understanding the extent of these changes is important for regional sustainable land management. An integrated approach with a geographic information system and remote sensing was used to extract land use/land cov...
The study explored the impact of Land Use and Cover (LULC) change dynamics in relation to condition status an unprotected wetland located arid-tropical parts Limpopo Province, South Africa. long-term Landsat archival data series was used map quantify impacts LULC on over a period 36 years (1983–2019). A multi-source satellite image analysis performed, using support vector machine (SVM) algorith...
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