JURNAL BUANA ◽  
2018 ◽  
Vol 2 (2) ◽  
pp. 423
Author(s):  
Mia Audina

PREDIKSI DAN ANALISIS TEMPAT PEMBUANGAN AKHIR (TPA) SAMPAH DI KOTA PADANG Program Studi Geografi, Fakultas Ilmu Sosial, Universitas Negeri Padang Email: [email protected] Abstrak Penelitian ini bertujuan untuk1) mengetahui tutupan lahan Kota Padang, 2) mengetahui prediksi jumlah penduduk dan volume sampah di Kota Padang 3) mengetahui luas TPA dan lokasi rekomendasi TPA. Metode yang digunakan dalam penelitian ini adalah metode analisis kuantitatif. Model yang digunakan Sistem Informasi Geografis (SIG) di overlay menggunakan parameter pengharkatan. Hasil penelitian menunjukkan, 1) analisis tutupan lahan Citra Landsat Kota Padang tahun 2016 adalah; Vegetasi (51486,40 Ha), Lahan Terbangun (11578,44 Ha), dan Sawah (5713,93 Ha). 2) prediksi penduduk pada tahun 2026 sebesar 1.011.166 jiwa dan prediksi volume sampah sebesar 2.952.604.720 kg/jiwa,.3) lahan yang dibutuhkan untuk TPA sebesar 45,67 Ha dengan luas daerah penyangga 11,42 Ha. Rekomendasi pendirian TPA berada pada Kecamatan Koto Tangah dan Kuranji. Kata kunci:Tutupan Lahan, Kepadatan Penduduk dan Volume Sampah, Luas TPA dan Rekomendasi TPA Abstract This study aims to 1) to know the land cover of Padang City, 2) to know the prediction of population and the volume of waste in Padang City 3) to know the extent of TPA and the location of the TPA recommendation. The method used in this research is quantitative analysis method. The model used Geographic Information System (GIS) in overlay using the parameters. The results showed, 1) analysis of land cover Citra Landsat Padang in 2016 is; Vegetation (51486,40 Ha), Built Land (11578.44 Ha), and Rice Field (5713,93 Ha). 2) population prediction in 2026 of 1,021,329 people and prediction of waste volume of 2.952.604.720 kg/ soul. 3) the land needed for the landfill of 45.67 Ha with a buffer area of 11.42 Ha. The recommendations for the establishment of TPA are located in Koto Tangah and Kuranji Sub-districts. Keywords:Land Cover, Population Density and Waste Volume, Extensive Landfill and Landfill Recomendation


Author(s):  
Lennart Adenaw ◽  
Julian Kreibich ◽  
Michael Wittmann ◽  
Lukas Merkle ◽  
Adam Waclaw ◽  
...  

Author(s):  
Khondokar Sakib ◽  
Abu Haydar ◽  
Idris Ali ◽  
Debasish Paul ◽  
Shah Alam

Disposal of radioactive wastes has been emerged as a vital issue for Bangladesh as the country is actively working to be the nuclear power plant operating country by 2023-2024. Current study aims to find out potential sites for a near-surface disposal facility using geographic information system software and multi-criteria analysis method. Previously six regions (Region-1 to Region-6) were identified upon performing continental scale screening over the whole territory of Bangladesh. In the current study, regional scale screening has been performed over the Region-1 and Region-2 using five criteria divided into fifteen sub-criteria, namely earthquakes, wind speed, rainfall, cultivated-vegetated land, forests, buildings-facilities-build up areas (area), buildings-facilities-Industries-institutions (Point), population density, medium-broad road and railway, narrow road, power line, ground water table, surface water body and lastly flood were used in the analysis. The suitability map and relative importance weighting of these sub-criteria were determined by using geographic information system and multi-criteria analysis method. The overlay analysis was performed over suitability maps of each sub-criterion and found final suitability map of the Region-1 and Region-2. These suitability maps were divided into six category, namely excluded area, most suitable, suitable, moderately suitable, unsuitable and completely unsuitable. Nineteen potential sites with maximum and minimum area of 7.90 km2 and 1.15 km2 were identified from these most suitable and suitable areas. Detailed field investigation and site characterization are needed to be performed on selected potential sites to choose a final disposal site for the low and intermediate levels of radioactive waste.


2018 ◽  
Vol 14 (1) ◽  
pp. 61-73
Author(s):  
Dwi Safitri ◽  
Abdul Muis Muslimin ◽  
Rosalina R Mirino

A study has been conducted on evaluating the coverage signals transmitting power of BTS Telkomsel in the city of Manokwari using geographic information system analysis. This study aims to analyze the coverage of the signal transmitting power of each  BTS Telkomsel in the study area based on the residential and administrative variables, by determining the slope shadow area using 3-dimensional analysis and mapping the coverage of Telkomsel's cellular network in Manokwari Regency with the analysis method of Geographic Information System (GIS). From the study, Telkomsel GSM 2G signal coverage map was obtained based on residential variables, the area covered by the signal is in West Manokwari District around 99.78% covering an area of 9.3 km2, in East Manokwari District around 96.24% covering 2.05 km2, At South Manokwari District around 12.3% covering 0.81 km2 and in North Manokwari District there is no residential area covered by the signal. Based on administrative boundaries, the area of ​​the district covered by GSM 2G Telkomsel is obtained, in West Manokwari District around 64% covering an area of  41.1 km2, in East Manokwari District around 80% covering 15 km2, in South Manokwari District around 50.31% covering 3.7 km2 and in North Manokwari District which is about 4% covering 1.2 km2. With the 3-dimensional analysis method it can also be seen that the slope shadow area that is not reachable by Telkomsel's 2G GSM signal. From the results of data processing, a slope shadow area with an area of ​​0.2 km2.


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