ISSN: 2167-0587
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Department of Remote Sensing and GIS, Sabaragamuwa University, Belihuloya, Sri Lanka
Research Article
Analysis of Coastal Erosion using Linear Regression Rate and End Point Rate Approaches Case Study:Southern Coastal Line, Sri Lanka Weligama Bay
Author(s): Pussella Gamaathi Ralalage Naleen Indika Pussella* and RKD Gunarathna
The coastal zone is defined as the area bounded by the band of ocean and the adjacent strip of land. This zone, in Sri Lanka, extends up to 300 m inland along the 1760 km coast. Various developmental projects have been installed in the coastal area of Sri Lanka, placing a considerable pressure on it, leading to various coastal hazards such as coastal erosion, seawater intrusion, coral bleaching, and temporal and long term shoreline changes. With the main objective of assessing the displacement of the coastline on the landward side by the forces of waves and currents which is known as the coastal erosion, this study was conducted for a part of Southern coastal line of Sri Lanka.
In order to calculate the Linear Regression Rate (LRR) and End Point Rate (EPR) of the erosion and to identify the key erosion hotspots of the study area, Digital Shoreline Analysis System (DSAS) tools .. View More»
DOI:
10.35841/2167-0587.22.12.258