scholarly journals PENGGUNAAN SISTEM INFORMASI GEOGRAFIS (SIG) DALAM ANALISIS DAYA DUKUNG DAN DAYA TAMPUNG LINGKUNGAN HIDUP DI KABUPATEN TANAH LAUT

INFO-TEKNIK ◽  
2020 ◽  
Vol 20 (1) ◽  
pp. 105
Author(s):  
Muhammad Syahirul Alim

The objective of the study was to provide an overview of the using of Analytical Geographical Information System (GIS) to determine Environmental Carrying Capacity and Capability in Tanah Laut Regency Province of South Kalimantan. The combination methode of Pairwise Comparation and The spatial capacity offered by GIS is directly applicable to understanding the spatial variation by environmental factors. The result of this study shows that carrying capacity and capability can reflect a potential and availability of natural resources in the area of Tanah Laut Regency so that it can be known in which areas have the greatest potential and availability of indicators where the percentage distribution of the extent of the environmental carrying capacity of each ecosistem service potential and the most dominant availability are in the District of Jorong, which is 60% for the High category including 6 Ecosistem Services and 40% for the very high category for 4 Ecosistem Services. 30% Kintap Subdistrict for very high category for 3 Ecosistem Services and 20% for High category includes 2 Ecosistem Services.

DEPIK ◽  
2014 ◽  
Vol 3 (2) ◽  
Author(s):  
Dini Purbani ◽  
Yulius . ◽  
Muhammad Ramdhan ◽  
Taslim Arifin ◽  
H.L. Salim ◽  
...  

Abstract. Wakatobi Regency with its capital Wangiwangi Island has a great potential of natural resources, i.e.  sloping white sandy beach which strategically stretched out from north to south. The purpose of  this research is to identify beach type, to make a map of beach type in Wangiwangi island  and to identify potential of object tourism.  The metodology of this research is using field observation and the Geographical Information System (GIS). The field obervation was used to measure the beach’s width, length and slope.  The tools used in research are geological compass and applicable measurement equipment. The result of field obervation was used to make spasial analysis to get Map of beach characteristic. Processing of beach map characteristic using ARC GIS 9.3. The lithology of Wangiwangi island beach is limestone, its morphology is of high relief and low relief and there are three types of its characteristic, (they are); sandy beach, sandy beach with fragment coral and cliff beach. The locations of sandy beach are at waha and cemara beach. The location of Sandy beach with fragment coral are at Wapia beach, in Patuno island, in Matahora island and for cliff  beach are at Weki beach, in Kapotan island, at Buni beach and Batutobengko beach. The sandy beach and sandy beach with fragment coral are suitable for coastal tourism such as swimming, sunbathing and fishing.Keywords: Geographical Information System (GIS); beach characteristic; Wangiwangi Island; coastal tourism. Abstrak. Kabupaten Wakatobi dengan pusat pemerintahan di Pulau Wangiwangi memiliki sumberdaya alam yang sangat potensial dengan pantainya yang landai dan berpasir putih, membujur dari utara ke selatan dan posisinya sangat strategis. Penelitian ini bertujuan untuk mengidentifikasikan jenis pantai di Pulau Wangiwangi dan memetakan kondisi pantai di Pulau Wangiwangi serta mengidentifikasikan potensi wisatanya . Metode yang digunakan dalam penelitian ini adalah metode observasi langsung dan analisis spasial. Pengamatan observasi langsung diterapkan untuk mengukur lebar pantai, panjang pantai dan berm menggunakan alat ukur meteran, sedangkan kemiringan pantai dengan kompas geologi. Hasil dari pengamatan pantai digunakan untuk membuat  analisis spasial sehingga diperoleh Peta jenis karakteristik pantai. Proses pengolahan mengunakan ARC GIS 9,3. Kondisi  pantai  Pulau Wangiwangi berdasarkan geologi (litologi penyusun)  didominasi oleh Batu Gamping Koral (Limestone), morfologi terdiri atas Relief Tinggi dan Relief Sedang sedangkan karakteristik pantai Pulau Wang-Wangi  terdiri dari  Pantai berpasir,. Pantai berpasir bercampur fragmen karang dan. Pantai bertebing karang. Lokasi Pantai Berpasir di Pantai Waha dan Pantai Cemara. Pantai Berpasir bercampur fragmen karang berada di Pantai Wapia, Pantai Patuno, Pulau Matahora, sedangkan Pantai bertebing karang tersebar di Pantai Weki, Pulau Kapotan, Bungi dan Batutobengko. Potensi wisata pantai dapat diusulkan pada jenis pantai berpasir dan pantai berpasir bercampur fragmen karang. Objek wisata antara lain berenang, berjemur dan memancing.


2020 ◽  
Vol 4 (2) ◽  
pp. 54-57
Author(s):  
Abdul Rauf ◽  
Abdul Nasir ◽  
Haroon Rashid

Groundwater is imperative for the continuance of life and sustainability of ecosystem. Contamination of the water is the well-recognized danger to the public health in Pakistan. Hence, this study was conducted to assess and map the spatial variation of groundwater quality in the surroundings of Dijkot Branch Drain by using the Geographical Information System(GIS). For this purpose, sixty samples of groundwater, ten samples of wastewater and five samples of sludge were collected along with their coordinates from the study area. The collected samples were analyzed for chemical parameters and heavy metals, such as pH, EC, TDS, Carbonates, Bicarbonates, Arsenic, Lead, Chromium, Cadmium, Zinc. The results obtained from the study were compared with WHO guidelines. Then, the values of these water quality parameters were mapped by using GIS software. Arc GIS V 10.2 was used for raster interpolation. To exhibit the spatial variation of groundwater quality scenario of the study area, Kriging method was adopted. on. It was generally observed that none of the parameters in the wastewater samples was found to be within the permissible limit. The research study resulted that the groundwater of the study area is deteriorated by Dijkot Branch Drain and is not fit for drinking purpose.


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