Results 31 to 40 of about 6,410 (217)

Monitoring Surface Soil Moisture Content over the Vegetated Area by Integrating Optical and SAR Satellite Observations in the Permafrost Region of Tibetan Plateau

open access: yesRemote Sensing, 2020
Surface soil moisture (SSM), the average water content of surface soil (up to 5 cm depth), plays a key role in the energy exchange within the ecosystem.
Chenyang Xu   +3 more
doaj   +1 more source

Klasifikasi Wilayah Rawan Banjir di Tomohon Menggunakan Citra Satelit Landsat 8 OLI

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2023
Bencana alam sering terjadi tanpa diduga sehingga menyebabkan kerugian materiel maupun nonmateriel. Banjir merupakan salah satu bencana alam yang sering terjadi di beberapa daerah di Indonesia, salah satunya adalah Kota Tomohon.
Gabriel Kenisa Meqfaden Baali   +2 more
doaj   +1 more source

Specific features of NDVI, NDWI and MNDWI as reflected in land cover categories

open access: yesLandscape & Environment, 2016
The remote sensing techniques provide a great possibility to analyze the environmental processes inlocal or global scale. Landsat images with their 30 m resolution are suitable among others for landcover mapping and change monitoring. In this study three spectral indices (NDVI, NDWI, MNDWI) wereinvestigated from the aspect of land cover types: water ...
SZILÁRD SZABÓ   +2 more
openaire   +2 more sources

Análisis de la vegetación a partir de índices espectrales y su relevancia en la identificación de espejos de agua en el humedal Torca Guaymaral, Bogotá, Colombia

open access: yesAvances, 2023
En Colombia son varios los humedales han experimentado cambios significativos en el espejo de agua, ya sea por procesos naturales o antrópicos; la mayoría de estos presentan eutrofización, hecho que se comprueba por la proliferación descontrolada de ...
Cindy Lorena Sabogal Vélez   +2 more
doaj   +1 more source

Normalized Difference Water Index (NDWI) - Seasonal Mean - Switzerland

open access: yes, 2020
This dataset is a seasonal time-series of Landsat Analysis Ready Data (ARD)-derived Normalized Difference Water Index (NDWI) computed from Landsat 5 Thematic Mapper (TM) and Landsat 8 Opeational Land Imager (OLI).
Italiano, Julie   +3 more
core   +1 more source

Normalized Difference Water Index (NDWI) - Seasonal Standard Deviation - Switzerland

open access: yes, 2020
This dataset is a seasonal standard deviation time-series of Landsat Analysis Ready Data (ARD)-derived Normalized Difference Water Index (NDWI) computed from Landsat 5 Thematic Mapper (TM) and Landsat 8 Opeational Land Imager (OLI).
Italiano, Julie   +3 more
core   +1 more source

Geothermal Distribution Analysis of Geureudong Volcano Based On Satellite Data and Fault Fracture Density (FFD)

open access: yesElkawnie: Journal of Islamic Science and Technology, 2022
: Geureudong Volcano area, Bener Meriah, has the potential to be developed as a renewable energy source. Analysis of the distribution of geothermal manifestations can be done with remote sensing techniques and direct measurement. Furthermore, information
Muhammad Isa   +3 more
doaj   +1 more source

Normalized Difference Water Index (NDWI) - Annual Mean - Switzerland

open access: yes, 2020
This dataset is an annual time-serie of Landsat Analysis Ready Data (ARD)-derived Normalized Difference Water Index (NDWI) computed from Landsat 5 Thematic Mapper (TM) and Landsat 8 Opeational Land Imager (OLI).
Italiano, Julie   +3 more
core   +1 more source

Spatial and Temporal analysis of Landsat data to Retrieve the NDWI, NDVI and Land Surface Temperature by thermal remote sensor: A case study of Hyderabad Metropolitan City, Telangana [PDF]

open access: yesE3S Web of Conferences
Urban areas endure larger variations in ground surface temperature, vegetation, and water content than rural areas do due to the accelerated rise of technology, urbanization, and industrialization.
Suneetha Yedla, Anji Reddy Mareddy
doaj   +1 more source

Hydrological Stability of Coastal Ecosystems Under the Transformation of Small Towns

open access: yesRUDN Journal of Ecology and Life Safety
The study examines changes in the hydrographic characteristics of the city of Uglich from 1985 to 2024. Analysis of satellite imagery using the Normalized Difference Water Index (NDWI) revealed a reduction in the area of water bodies, including the ...
Vladimir A. Shilov, Olga V. Ladygina
doaj   +1 more source

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