Results 11 to 20 of about 8,453 (202)

Neonicotinoid and s-triazine pesticide transport dynamics in a small karst agricultural watershed. [PDF]

open access: yesJ Environ Qual
Abstract The potential ecological and human health risks posed by agricultural pesticides necessitate a comprehensive understanding of pesticide transport dynamics to guide effective management. Riparian buffers are often implemented to mitigate nutrients and sediment transported in surface runoff.
Kibuye HJ   +3 more
europepmc   +2 more sources

Integration of Electrical Resistivity Tomography and Seismic Refraction Tomography to Investigate Subsiding Sinkholes in Karst Areas

open access: yesWater, 2023
Operational and safety issues associated with subsiding sinkholes in karst areas start with the definition of fractures and joints, causing ground weakness.
Oussama Jabrane   +6 more
semanticscholar   +1 more source

First Documentation of Large Submarine Sinkholes on the Ganquan Carbonate Platform in the Xisha Islands, South China Sea

open access: yesJournal of Marine Science and Engineering, 2023
Submarine sinkholes are unique and important geomorphological features with a typical cavity structure that are of great scientific value. Submarine sinkholes were discovered for the first time in the isolated Ganquan carbonate platform on the Xisha ...
Wenbo Du   +8 more
doaj   +1 more source

A Depth-Wise Separable U-Net Architecture with Multiscale Filters to Detect Sinkholes

open access: yesRemote Sensing, 2023
Numerous variants of the basic deep segmentation model—U-Net—have emerged in recent years, achieving reliable performance across different benchmarks. In this paper, we propose an improved version of U-Net with higher performance and reduced complexity ...
Rasha Alshawi   +2 more
semanticscholar   +1 more source

Modeling of morphometric parameters of gypsum sinkholes [PDF]

open access: yesنشریه جغرافیا و برنامه‌ریزی, 2020
Introduction Maroon plain, located in Maroon basin is situated in Khuzestan, and Kohgiluyeh and Boyer-Ahmad provinces; and Jaber plain is positioned in northwest Ilam City in Ilam Province.
Hamide Gholam Heidari   +3 more
doaj   +1 more source

Using an Improved SWAT Model to Simulate Karst Sinkholes: A Case Study in Southwest China

open access: yesFrontiers in Environmental Science, 2022
Hydrological simulation of the karst area is significant for assessing water resources accurately and exploring the relationship in the hydrologic cycle.
Yan Zhou   +3 more
semanticscholar   +1 more source

Karst Sinkhole Detecting and Mapping Using Airborne LiDAR - A Conceptual Framework [PDF]

open access: yesMATEC Web of Conferences, 2019
Sinkholes cause subsidence and collapse problems for many transportation infrastructure assets. Subsequently, transportation infrastructure management agencies dedicate a considerable amount of time and money to detect and map sinkholes as part of their ...
Zhang Su   +4 more
doaj   +1 more source

Lidar Processing for Defining Sinkhole Characteristics under Dense Forest Cover: A Case Study in the Dinaric Mountains [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2014
The traditional approach for defining sinkholes characteristics is based on topographic maps and air photographs with derived digital terrain models.
M. Kobal   +3 more
doaj   +1 more source

SINKHOLE SUSCEPTIBILITY ANALYSIS FOR KARAPINAR/KONYA VIA MULTI CRITERIA DECISION [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Sinkholes are being a natural hazard which threads economic and human life. Sudden occurrence characteristic of sinkholes make it unable to escape. There are a lot of factor that activate sinkholes such as geology, irrigation, land use and human related ...
F. Sarı
doaj   +1 more source

Integration of satellite-based A-DInSAR and geological modeling supporting the prevention from anthropogenic sinkholes: a case study in the urban area of Rome

open access: yesGeomatics, Natural Hazards & Risk, 2021
This paper presents a methodology tuned to support the management of underground pipelines (sewer and aqueduct networks) in Rome, often threatened by the sudden formation of sinkholes related to the upward migration of existing underground cavities.
C. Esposito   +9 more
semanticscholar   +1 more source

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