نتایج جستجو برای: ndwi

تعداد نتایج: 418  

Journal: :Brazilian Journal of Development 2021

A definição dos limites das áreas úmidas são objetos de grande interesse para os governos do mundo. Sua biodiversidade é transitória entre ecossistemas aquáticos e terrestres, onde 40% da vida existem ou nela gerada. Estas responsáveis por abastecer aqüíferos, melhorar a qualidade água, reter carbono orgânico, regular ciclos biogeoquímicos até controlar inundações. Por outro lado, as geotecnolo...

In environmental models, Vegetations are considered as an important part in controlling environmental changes. To determine the importance of vegetation on land surface temperature (LST), preliminary preprocessing was performed on Landsat 8 image and a split window procedure was used to determine surface temperature. Temperature difference with the surrounding synoptic stations was estimated to...

Journal: :International journal of engineering and geosciences 2022

Land surface temperature (LST) is a direct impact of urbanization and crucial factor in global climate land cover changes. In this research, we aim to identify the use/land (LULC) on LST as well analyze relationship between three spectral indices using linear, polynomial multiple regression models. The was first retrieved from Landsat imagery single-channel algorithm. Afterwards, LULC maps were...

Journal: :Land 2022

Landslides triggered in mountainous areas can have catastrophic consequences, threaten human life, and cause billions of dollars economic losses. Hence, it is imperative to map the susceptible landslides minimize their risk. Around Abbottabad, a large city northern Pakistan, number be found. This study aimed landslide susceptibility over these regions Pakistan by using three Machine Learning (M...

Journal: :Hydrology 2023

The Ping River, located in northern Thailand, is facing various challenges due to the impacts of climate change, dam operations, and sand mining, leading riverbank erosion deposition. To monitor accretion, this study employs remote sensing GIS technology, utilizing five water indices: Normalized Difference Water Index (NDWI), Modified (MNDWI), Soil-Adjusted Vegetation (SAVI), Ratio (WRI), Autom...

Journal: :Social Science Research Network 2021

This paper presents Project AEDES, a big data early warning, and surveillance system for dengue. The project utilizes Google Search Trends to detect public interest panics related Using Trends, precipitation, temperature readings from climate data, the nowcasts probable dengue cases dengue-related deaths. FAPAR, NDVI, NDWI remote sensing likely mosquito hotspots prioritize interventions. We dis...

Journal: :International Journal of Health Sciences (IJHS) 2022

The study of agricultural land uses in karma district relied on a range ideas using modern geographical techniques to build model simulation spatial distribution uses, which used sensor data after key sources detections cover through reliance satellite (Land Sat-8) and (OLI) For 2020, achieve the study's objective, normalized Difference Vegetation Index (NDVI), Normalized Built Up (NDBI), Water...

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