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20 December 2024 Space–Time Tendencies of Coastal Dynamics based on Morphometric and Hydro-Meteorological Data (Curonian Spit, Lithuania)
Pranciškus Brazdžiūnas, Donatas Pupienis, Darius Jarmalavičius, Gintautas Žilinskas
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Abstract

Brazdžiūnas, P.; Pupienis, D.; Jarmalavičius, D., and Žilinskas, G., 2024. Space–time tendencies of coastal dynamics based on morphometric and hydro-meteorological data (Curonian Spit, Lithuania). In: Phillips, M.R.; Al-Naemi, S., and Duarte, C.M. (eds.), Coastlines under Global Change: Proceedings from the International Coastal Symposium (ICS) 2024 (Doha, Qatar). Journal of Coastal Research, Special Issue No. 113, pp. 300-304. Charlotte (North Carolina), ISSN 0749-0208.

Varying tendencies of coastal development are observed in the Lithuanian part of the Curonian Spit. Since the past research were unable to assess the spatial variance of the factors shaping the coast, the reasons for varying tendencies are still hard to explain. Therefore this study aims to determine the dominant controlling factors leading to spatial variance of coastal tendencies in the Lithuanian part of the Curonian spit. Wind and wave reanalysis data were utilized to serve this purpose. It was used together with 12 cross-shore profile. Yearly changes in sediment volume and shoreline position were compared to the changes in wind and wave parameters using pearson correlation method. Results revealed prevailing sediment accumulation with varying magnitude between different sections. This may be linked to the steep angle of wave approach. Wind may be the main factor controlling the changes in sediment volume. The influence comes via hydrodynamics (waves and sea level). Local beach and nearshore morphometry conditions are responsible for the effect of these hydrodynamic factors, creating the spatial variance in coastal development.

Pranciškus Brazdžiūnas, Donatas Pupienis, Darius Jarmalavičius, and Gintautas Žilinskas "Space–Time Tendencies of Coastal Dynamics based on Morphometric and Hydro-Meteorological Data (Curonian Spit, Lithuania)," Journal of Coastal Research 113(sp1), 300-304, (20 December 2024). https://doi.org/10.2112/JCR-SI113-059.1
Received: 23 June 2024; Accepted: 25 July 2024; Published: 20 December 2024
KEYWORDS
coastal development
coastal monitoring
Curonian Spit
reanalysis
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