Abstract
Risks and hazards are two important issues currently threatening humanity and the environment. Flood has claimed many lives and destroyed properties in Malaysia and Africa and Nigeria. It is global catastrophe. The application of geospatial science is, therefore, very important advantages that it offers solutions to flood. This stud uses of Advanced Space-borne Thermal Emission and Reflection Radiometer Digital Elevation Model (ASTER-DEM), and the Soil Water Assessment Tool (SWAT) in visualizing floods disaster risk. The whole catchment area of Terengganu has been delineated. The 25 sub-basins have been identified and the flood risk zones have been modeled. The complete watersheds are characterized by different sub-basins and Hydrologic Respond Units (HRUs) which can be viewed in 3D environment.
Highlights
Flood is a hazardous natural phenomenon occurring in most of the world
There is a need to highlight the removal of vegetation cover or the types of land cover which may influence flooding, the soil, and water assessment tool will monitor the Hydrologic Response Units (HRUs) and the subdivision of the watershed sub-basins within the drainage basin of river Terengganu
2.1 Study Area The study area is located at the upper left corner of 500 30I.40II N, 1020 23I 15II E and the lower right corner is 400 39I 25II N, 1030 11I 62II E respectively.The study focuses on flood mitigation in one of the floodproneregions in the Eastern part of Malaysia Peninsula called Kuala Terengganu River Catchment
Summary
Flood is a hazardous natural phenomenon occurring in most of the world. Rainfall-triggered flow accumulation upstream to downstream overflow the river banks causing damages on the surface of the earth including human lives (Bronstert, 2003). Flood has been affecting human habitats creating anunsustainable environment. Among the various natural hazards, the flood is considered to be a devastating disaster with an extensive account of damages (Youssef et al, 2011). The presence of land covers as well as the geographical settings as great effects on the flood. There is a need to highlight the removal of vegetation cover or the types of land cover which may influence flooding, the soil, and water assessment tool will monitor the Hydrologic Response Units (HRUs) and the subdivision of the watershed sub-basins within the drainage basin of river Terengganu
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