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INDONESIA
Jurnal Geografi LIngkungan Tropik (Journal of Geography of Tropical Environments)
Published by Universitas Indonesia
ISSN : -     EISSN : 25979949     DOI : 10.7454/jglitrop
Core Subject : Science,
JGLITROP is a scientific journal published by Department of Geography at the University of Indonesia focuses on the application of Geography in tropical environment. The focus of the issues consist of: Physical Geography Human Geography Remote Sensing Geographic Information System Environmental Sciences Multidiscipline/Others
Articles 5 Documents
Search results for , issue "Vol. 3, No. 1" : 5 Documents clear
DINAMIKA EROSI TANAH DAN KRISIS EKONOMI-ERA REFORMASI DI DAERAH ALIRAN SUNGAI SERAYU HULU Rustanto, Andry
Jurnal Geografi Lingkungan Tropik (Journal of Geography of Tropical Environments) Vol. 3, No. 1
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Abstract

A large-scale horticulture crops practices in addition to land use / land cover changes in the upper Serayu Hulu catchment has been reported as the most responsible factor of the sedimentation acceleration in the downstream hydropower plant reservoir. This acceleration may become a serious problem for the hydropower plant because it would shorten the reservoir lifespan from the initial estimation. The problem could be further worst if the soil conservation practices application is still limited and land use / land cover changes that tend to increase run-off keep on progress. One of such situation in contrast has been occurred during 1997 - 1998 when financial crisis hit the country followed by the succession of the political regime. Due to the above situation, land use / land cover changes in the period expanded into higher elevation and slope. On the other hand, financial crisis has limited the attention of the horticulture crop farmers in applying soil conservation practices. This paper shows that those two factors together with climatic condition have increase the soil detachment in the hillslope before and after the country financial crisis and political regime succession in 1997 – 1998 by more than 100%. However, the soil detachment rate was then decreasing after some years even though still higher than before 1997
GEOGRAFI KEJAHATAN, TEORI DISORGANISASI SOSIAL, DAN KAJIAN TERHADAP KEJAHATAN DI RUANG PERKOTAAN Olii, Mohammad Irvan
Jurnal Geografi Lingkungan Tropik (Journal of Geography of Tropical Environments) Vol. 3, No. 1
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Spatial distribution of crime at urban space has long been part of geographical studies. One theory that been used to examine such spatial distribution is Social Disorganisation Theory. This article will review the used of social disorganization theory on an article by de Melo, Andersen and Matias (2017) which studied geography of crime in a Brazilian city. This article will also briefly explain the historical context of the aforemention theory with its connection to studies of urban problems, especially crime problems, and also the basis thought of the theory that exist. The critiques of social disorganisation theory will also be explain. At the end of the article, it will explain differences of comprehending urban space based on the social disorganization theory and the urban space on Indonesian contex
KARAKTERISTIK MATAAIR DAN PENGGUNAAN AIR DOMESTIK DI KECAMATAN GEMAWANG, KABUPATEN TEMANGGUNG Firizqi, Febby; Irshabdillah, Muhammad Ridho; Prayogo, Edwin Suryo; Rahmawati, Aulia Ika
Jurnal Geografi Lingkungan Tropik (Journal of Geography of Tropical Environments) Vol. 3, No. 1
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Abstract

Spring is the concentration of groundwater flow out on the surface. There are several factors that cause the emergence of springs such as contacts between geological formations, and slope changes. The aim of this research is to a) inventory the springs in Gemawang district; b) to test the water quality of the springs in the Gemawang district; c) to know the springs conservation efforts conducted by the community and Local Government of Gemawang district; d) to know the number of domestic water needs of each village in Gemawang district. The method used in this research is field survey to inventory the existing springs in study area and interview method to answer the 3rd and 4th objectives. The results obtained from this research are: a) the number of springs found in study site totalling 52 springs; b) the tested springs characteristics include DHL, pH, temperature, and discharge; c) Efforts to conserve water resources can be done by increasing the utilization of surface water and ground water, improving the efficiency of irrigation water, maintaining water quality according to its allocation; d) Water use for household needs include washing, eating/drinking, showering, watering plants, and washing vehicles.
PEMODELAN SPASIAL DISTRIBUSI KARBON MONOKSIDA DI KOTA BANDUNG Arista, Faza; Saraswati, Ratna; Wibowo, Adi
Jurnal Geografi Lingkungan Tropik (Journal of Geography of Tropical Environments) Vol. 3, No. 1
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Abstract

Air pollution is a significant problem in many urban areas. WHO declares 91% of people in the world breathe unhealthy air. Bandung, as a metropolitan city continues to experience increased population growth is causing an increase in the land area, woke up and dropped in the green area. The raises the problem of the decline in air quality. This research aims to analyze the spatial distribution of pollutants in Bandung City and its relation to distribution patterns of land surface temperature, the building density, and density of vegetation. The data used in the form of pollutant levels and Landsat 8 images in the dry month of 2018. The methods used in the study of spatial interpolation methods of the form IDW, LST, NDBI, and NDVI. Statistical tests using correlation and regression. The results showed that the spatial distribution of CO concentrations showed a pattern that was spread almost the same in the dry month of 2018, namely at a relatively high land surface temperature and building density and relatively low vegetation density, high levels of pollutants. The results of statistical tests declared land surface temperature, the density of buildings and vegetation density correlated moderate level against the distribution of CO and regression results declared land surface temperature, the density of buildings and vegetation density there are influences that significantly to the distribution of CO.
POTENSI WILAYAH TERDAMPAK KERUNTUHAN BENDUNGAN MATENGGENG DI SUNGAI CIJOLANG Utomo, Bagus Prio; Rahardjo, Adam Pramudji; Legono, Djoko
Jurnal Geografi Lingkungan Tropik (Journal of Geography of Tropical Environments) Vol. 3, No. 1
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Abstract

Matenggeng Dam, which plans to be built on the Cijolang River, is a multifunctional dam that has many benefits for communities to irrigate irrigation, raw water, flood control, power generation and tourism. Besides having many benefits, dam construction also keeps very high potential hazards. One of the potential hazards that can occur is the dam breach caused by a crack due to water going over the crest (overtopping) or fracture due to seepage in the body of the weir (piping). Dam breach will cause very big flood so it can cause casualties and damage to property. Using the HEC-RAS 5.0.3 program, we found that in the overtopping scenario, the spillway dimension was still able to pass the maximum discharge (QPMF) of 9.067 m3 /s so that the water did not reach the crest. In the piping scenario, estimated that the extent of inundation reaches 17.568 ha and will inundate 92 villages, 416 km of roads, and 169 public facilities. Over half of the flooded areas are categorized as high to extreme hazards with rice fields are the areas that fall into the category most.

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