Results 61 to 70 of about 1,006 (165)

Yay ve Çöl Gölü’nde (Kayseri) Su Alanlarının Değişiminin Uzaktan Algılama ile Tespit Edilmesi (1985-2025)

open access: yesJeomorfolojik Araştırmalar Dergisi
Uzaktan algılama tabanlı çevresel izleme çalışmaları, kurak ve yarı kurak bölgelerde kara yüzeyi ve hidrolojik değişimlerin uzun vadeli eğilimlerini değerlendirmede kritik bir rol oynamaktadır. Bu çalışmanın amacı, İç Anadolu Bölgesi’ndeki Kayseri ilinde
İnci Demirağ Turan   +1 more
doaj   +1 more source

Integrating SWOT With Multi‐Source Satellite Observations for Near‐Daily Reservoir Water Level Monitoring

open access: yesWater Resources Research, Volume 62, Issue 2, February 2026.
Abstract Reservoirs play a crucial role in global water resource management. Monitoring reservoir hydrologic dynamics is critical for assessing climate variability and anthropogenic regulation. However, traditional satellite altimetry faces multiple challenges hindering high frequency and accuracy water level monitoring.
Pengfei Zhan   +8 more
wiley   +1 more source

Long-Term Phase Changes In The South Aral Sea Region Lakes

open access: yesВодное хозяйство России: проблемы, технологии, управление
A detailed study of the hydrological regime of lakes is an urgent task, however, it should be noted that this issue is complicated by the lack of systematic observations on lakes.
Farida Y. Artykova, Salauat B. Kalabaev
doaj   +1 more source

Evaluating the stability of the relationship between land surface temperature and land use/land cover indices: a case study in Hyderabad city, India

open access: yesGeology, Ecology, and Landscapes
The study focuses on evaluating the relationship between land surface temperature (LST) with four land use/land cover (LULC) indices (MNDWI, NDBaI, NDBI, and NDVI) in Hyderabad City of India using four Landsat 8 data from the winter season of 2020–21 ...
Subhanil Guha, Himanshu Govil
doaj   +1 more source

بررسی تطبیقی روش‌های استخراج سطح آب خلیج گرگان و پایش تغییرات آن با استفاده از داده‌های ماهواره ای چند زمانه [PDF]

open access: yesهیدروژئومورفولوژی
خلیج گرگان، یکی از مهم‌ترین تالاب‌های شمالی ایران است که تغییرات سطح آب آن پیامدهای زیست‌محیطی متعددی برای مناطق اطراف دارد. مطالعه حاضر به بررسی تطبیقی تغییرات سطح آب خلیج گرگان با استفاده از شاخص های طیفی آب می پردازد.
حمید عمونیا   +2 more
doaj   +1 more source

Spatio-temporal evolution of surface water resources in the Brazilian semi-arid: a case study in the Sertão of Pernambuco [PDF]

open access: yesRBRH
The research analyzed the evolution of surface water in Serra Talhada, Brazil, over 31 years using remote sensing data from Google Earth Engine (GEE).
Geovane de Andrade Silva   +7 more
doaj   +1 more source

An integrated study on change detection and environment evaluation of surface water

open access: yesApplied Water Science, 2019
Surface water pollution is one of the serious environment pollution problems, posing threat to human and other creatures. Extraction, change detection and environment evaluation of surface water are prerequisite for water resource management. Undoubtedly,
Qiaozhen Guo   +5 more
doaj   +1 more source

Changes in the Lake Area of Tonle Sap: Possible Linkage to Runoff Alterations in the Lancang River?

open access: yesRemote Sensing, 2018
Tonle Sap Lake is the largest freshwater lake in Southeast Asia. Water development infrastructures are increasingly being constructed in the Lancang–Mekong River Basin, which is a major concern considering its potential impact on Tonle Sap Lake ...
Xuan Ji, Yungang Li, Xian Luo, Daming He
doaj   +1 more source

Spatiotemporal Analysis of Hydrological and Land Cover Transformations in the Upper Indus Basin Insights from MNDWI

open access: yesEvidence in Earth Science
The Upper Indus Basin (UIB) is a crucial freshwater source for millions of people in South Asia, although its water resources are increasingly threatened by climate change, population increase, and land-use changes. Effective monitoring and management of these resources are essential for long-term sustainability.
Hafiz Waseem Sajjad   +5 more
openaire   +1 more source

Assessing the Impact of Land Use and Land Cover Change on Environmental Parameters in Khyber Pakhtunkhwa, Pakistan: A Comprehensive Study and Future Projections

open access: yesRemote Sensing
Land use and land cover (LULC) change, driven by environmental and human activities, significantly impacts ecosystems, climate, biodiversity, and socio-economic systems.
Mehjabeen Khan, Ruishan Chen
doaj   +1 more source

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