Wisnu Arya Gemilang
Loka Riset Sumber Daya dan Kerentanan Pesisir, Kementerian Kelautan dan Perikanan

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Journal : EnviroScienteae

PEMETAAN KERENTANAN PESISIR PULAU SIMEULUE DENGAN METODE CVI (COASTAL VULNERABILITY INDEX) Ruzana Dhiauddin; Wisnu Arya Gemilang; Ulung Jantama Wisha; Guntur Adhi Rahmawan; Gunardi Kusumah
EnviroScienteae Vol 13, No 2 (2017): EnviroScienteae Volume 13 Nomor 2, Agustus 2017
Publisher : Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/es.v13i2.3918

Abstract

The diversity function of coastal areas requires the increasing need for land and infrastructure that will lead to new problems such as changes in coastal morphology, the occurrence of erosion and accretion, which is supported by the population growth caused the increasing of coastal vulnerable towards hazards. This paper aims to explain the parameters affect Simeulue Island’s coastal vulnerability - beach slope, geomorphology, geology, shoreline change, mean tidal range and mean wave height - and its mapping. The data used were the bathymetry, tide, and currents, the topography of coastal morphology, LANDSAT imagery of 2000 and 2015. To determine the coastal vulnerability level, we implemented CVI (Coastal Vulnerability Index) method of 6 parameters. Finally, we found that CVI from these physical parameters ranges between 1.291to 5.00, which were classified into five classes; 1.291 – 1.826 (very low), 1.826 – 2.449 (low), 2.449 – 2.887 (moderate), 2.887 – 3.651(high), and 3.651 – 5.00 (very high).
STATUS INDEKS PENCEMARAN PERAIRAN KAWASAN MANGROVE BERDASARKAN PENILAIAN FISIKA-KIMIA DI PESISIR KECAMATAN BREBES JAWA TENGAH Wisnu Arya Gemilang; Gunardi Kusumah
EnviroScienteae Vol 13, No 2 (2017): EnviroScienteae Volume 13 Nomor 2, Agustus 2017
Publisher : Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (634.583 KB) | DOI: 10.20527/es.v13i2.3919

Abstract

Settlement growth and activity of the population in the Brebes Subdistrict upstream side is also predicted to trigger intrusion and rising sea levels that affect the flow and availability of fresh water needed for the survival of life mangrove vegetation, especially in the adult stage. Therefore, identification of the quality of waters in the mangrove areas is needed to determine the status of these waters pollution index. Measurement of physical and chemical parameters of waters in situ using a Water Quality Checker (DKK TOA WQC Type-24) and laboratory testing of some samples to determine the nutrient content of the water is also performed. Insitu value measurement results later are calculated by using a pollution index refers to the Decree of the State Minister of Environment Number 51 The year 2004 on Guidelines for Determination of Water Quality Status. Index of water pollution Brebes District mangrove area is divided into three criteria: pollution index good condition, lightly polluted and heavily polluted. The section near the front mangrove estuary and enter the index criteria lightly polluted.