Results 1 to 10 of about 6,838 (207)

Analisis Produktivitas Padi berdasarkan Indeks Kekeringan (NDWI dan NDDI) Lahan Sawah menggunakan Data Citra Sentinel-2A di Kecamatan Ambulu

open access: yesIndonesian Journal of Applied Physics, 2023
Rice is almost a staple food source for the world's population. The State of Indonesia contributes the largest amount of rice productivity, especially in the province of East Java.
Bowo Eko Cahyono   +2 more
doaj   +2 more sources

Detecting Offshore Drilling Rigs with Multitemporal NDWI: A Case Study in the Caspian Sea

open access: yesRemote Sensing, 2021
Offshore drilling rigs are the foundation of oil and gas exploitation in water areas. Their spatial and temporal distribution, state attributes and other information directly reflect the exploitation level of regional oil and gas resources. Therefore, it is very important to build an automatic detecting method for offshore drilling rigs with good ...
Hui Zhu   +5 more
openaire   +3 more sources

Impact of climate change on spatiotemporal variations in the vegetation cover and hydrology of district Nowshera

open access: yesJournal of Water and Climate Change, 2022
This research seeks to validate climate change in the district of Nowshera, as well as its impact on NDVI (vegetation) and hydrological events such as monsoon rains.
Ishaq Ali Shah   +2 more
doaj   +1 more source

Temporal Variability of the Batumi Delta Wetlands

open access: yesDoğal Afetler ve Çevre Dergisi, 2023
Wetlands are invaluable ecosystems as they provide important services, but these areas are rapidly degrading due to anthropogenic pressures and natural changes/transformations. It is thought that this negative change will increase in the upcoming period
Bülent Turgut
doaj   +1 more source

Monitoring Water Spread and Aquatic Vegetation using Spectral Indices in Nalsarovar, Gujarat State-India

open access: yesInternational Journal of Environment and Geoinformatics, 2021
Nalsarovar Bird Sanctuary, a natural freshwater lake (a relict sea) that is the largest natural wetland in the Thar Desert Bio-geographic Province and represents a dynamic environment with salinity and depth varying depending on rainfall. For maintaining
Kirtan R. Chauhan   +3 more
doaj   +1 more source

Drying conditions in Switzerland – indication from a 35-year Landsat time-series analysis of vegetation water content estimates to support SDGs

open access: yesBig Earth Data, 2021
Exacerbated by climate change, Europe has experienced series of hot and dry summer since the beginning of the 21st century. The importance of land conditions became an international concern with a dedicated sustainable development goal (SDG), the SDG 15.
Charlotte Poussin   +8 more
doaj   +1 more source

Analysis of Rawa Pening Lake Morphometric Changes for Identification of Land Arises

open access: yesJambura Geoscience Review, 2023
Rawa Pening Lake is a natural lake with the status of a critical lake in Indonesia because there is an uncontrolled population of water hyacinths, so a layer of water hyacinths covers the surface of the water.
Nurhadi Bashit   +3 more
doaj   +1 more source

Utilization of Satellite Images-Based Indices for Assessment of Al-Hammar Marsh Restoration plan [PDF]

open access: yesEngineering and Technology Journal, 2021
Wetland landscape characterization is an important component of determining the degree to which wetlands improve environmental conditions. The present study aims to create a model used to automated extraction of the land cover of the western part of the ...
Bayda Dhaidan   +2 more
doaj   +1 more source

Monitoring of Fragile Ecosystems with Spectral Indices Using Sentinel-2A MSI Data in Shahdagh National Park

open access: yesGeography, Environment, Sustainability, 2022
Studying ecosystems using remote sensing technologies is very relevant since it checks the accuracy of the results of modern research. This study aims to monitor environmental changes in ecosystems of the Shahdagh National Park and its surrounding areas ...
Emil A. Jabrayilov
doaj   +1 more source

Comparison of NDWI, MNDWI1 and MNDWI2 Indices from Sentinel-2 Satellite Images for Extracting Urban Surface Water Bodies in Khon Kaen

open access: yesวารสารวิทยาการสารสนเทศและเทคโนโลยีประยุกต์, 2021
The objective of this research is to compare methods for determining the Normalized Difference Water Index (NDWI) and the Modified Normalized Difference Water Index (MNDWI) and resistance to urban and urban disturbances.
Chaiyarit Sawetwong, Pipat Reungsang
doaj   +1 more source

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