Muara Enim Regency is characterized by high rainfall and rapid land cover changes due to mining activities, plantation expansion, and infrastructure development. This study aims to analyze the spatial–temporal influence of rainfall and land cover on landslide occurrences and to produce a more representative landslide hazard map. The analysis integrates monthly rainfall data, NDVI values deriv…
This study investigates the influence of large-scale climate variability on rainfall dynamics in the eastern coastal peatland region of Sumatra, an area highly vulnerable to drought and peatland fires. Rainfall variability in this region is strongly controlled by ocean–atmosphere interactions, particularly Sea Surface Temperature (SST), Outgoing Longwave Radiation (OLR), the El Niño–Southe…
The study was conducted to analyze the correlation of Sea Surface Temperature (SST) and Convective Available Potential Energy (CAPE) to rainfall in the West Java and DKI Jakarta regions during the negative IOD phase and La Niña for the period 1982–2024. This study reveals the role of CAPE as a physical mediator between SST anomalies and extreme rainfall in the West Java and DKI Jakarta regio…
This research discusses the analysis of meteorological drought using the Standardized Precipitation Index (SPI) based on Geographic Information System (GIS) in Ogan Komering Ilir Regency in 2012 and 2015. The high frequency of drought in this region significantly impacts agriculture and water resources. The objective of this study is to determine the level of drought and present maps showing th…
This study aims to analyze the relationship between rainfall and flood occurrences in six regencies in South Sumatra, namely Empat Lawang, Musi Banyuasin, Ogan Komering Ulu, Ogan Komering Ilir, Pali, and Banyuasin, during the period 2018-2022. The data used in this research include rainfall data from NASA POWER validated with BMKG data and flood occurrence data obtained from DIBI BNPB. This stu…
Mukomuko Regency is a west coastal area of Sumatra Island which is vulnerable to earthquakes. So, when planning building construction, must pay attention to the potential for earthquakes. In this study, seismic hazard analysis in Mukomuko Regency was carried out using the PSHA and DSHA methods. Probability calculations using the USGS-PSHA 2007 program for a return period of 500 years, the proba…
In general, in everyday life fans are still controlled manually with switches which feel less efficient and effective, making it difficult for humans to operate them. Apart from that, people often forget to turn off the fan when it is not in use, which results in waste of electricity and wasted electrical energy and can cause damage to the components. Therefore, we need a system that can contro…
Atwood's plane is a series consisting of a rope suspended vertically from a lightless pulley of negligible mass.This research examines the correlation betveen speed and acceleration during uniformly changing straight motion (GLBB)with the NodeMCU ESP32 microcontroller.In the practical equipment there are two different weights connected to a fixed pulley.Atwood's aircraft wa…
Ogan Ilir merupakan salah satu kabupaten di Sumatera Selatan yang memiliki 65% wilayah berupa lahan gambut yang mudah terbakar pada musim kemarau. Berdasarkan Laporan Statitik KLHK 2020, pada tahun 2019 Sumatera Selatan merupakan provinsi dengan total luas lahan terbakar terluas di Indonesia dengan luas 336.798 hektar. Kebakaran hutan dan lahan biasanya terjadi pada bulan kering dikarenakan ter…
Oil and gas exploration was carried out by characterizing the distribution of reservoirs based on sesimic attributes in the “MZ” field of the Petani and Telisa Formation, Central Sumatra Basin, precisely at the GR 1 well. During the data period, 3D seismic data, well data, marker data and chekshoot data were used. This research aims to identify potential reservoirs based on gamma ray log da…
Field “X” is located in the Sunda Asri basin which has hydrocarbon potential in the target reservoir, namely sandstone located in layer X member of the Talang Akar Formation. The purpose of this study is to identify reservoirs based on well log data and determine the distribution of reservoirs based on seismic attributes of RMS Amplitude and Sweetness. The results of the reservoir RMS Ampli…
The use of geographic information system (GIS) is used to analyze land capability based on land capability unit and land carrying capacity for land development of Banyuasin Regency, South Sumatra in 2023. This research is based on Permen PU No. 20 of 2007 to create land capability units and capabilities with descriptive analysis methods and spatial methods. The carrying capacity is obtained fro…
The “YN” field is located in the Central Palembang Sub Basin area of the Talang Akar formation which consists of sandstone which is quite good as a place for hydrocarbon accumulation. This research uses a model-based seismic acoustic impedance inversion method to obtain acoustic impedance distribution values. Conversion of seismic wiggle into acoustic impedance makes the subsurface display …
Abstrak. Sampah adalah bahan-bahan yang tidak terpakai lagi yang dihasilkan oleh aktivitas manusia, rumah tangga, atau industri. Air lindi merupakan limbah cair yang berasal dari sampah basah atau sampah organik yang terkena air hujan. Pada Tempat Pembuangan Akhir (TPA) Sukawinatan di Kelurahan Sukajaya Kecamatan Sukarami mempunyai Luas ± 25 Ha. Tujuan penelitian ini untuk mengetahui sifat kel…
Identifikasi Tingkat Kerawanan Kebakaran Hutan dan Lahan Menggunakan Sistem Informasi Geografis (SIG) Kabupaten Pelalawan Provinsi Riau Nur Karimah Ahyadina 1), Muhammad Irfan 2), Frinsyah Virgo 3) 1) Jurusan Fisika, Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas Sriwijaya ABSTRAK Penelitian ini bertujuan untuk mengidentifikasi tingkat kerawanan kebakaran hutan dan lahan di Kabupate…
Climate change has become an urgent issue with significant impacts on the environment, health, and economy. This study aims to analyze climate variability in South Sumatra, particularly in Palembang City, related to ENSO (El Niño-Southern Oscillation) events during the 2001-2020 period. The annual temperature anomaly variation in Palembang shows a long-term increasing trend with peak anomalies…
The area of peatland in Indonesia is around 20.96 million hectares, spread across several Indonesian islands. Part of South Sumatra Province is peatland. Ogan Ilir Regency has around 769,000 hectares of peatland. Peat is land that is formed naturally due to the accumulation of organic material from the weathering of vegetation that grows around it. Peat has several characteristics, including mo…
This research aims to determine the thickness of peat using the geoelectric method, and then validate it by drilling at the research site. This research used the 2 dimensional wenner-schlumberger method which was carried out in 3 passes. Each track has a length of 48 meters using 24 electrodes and a spacing of 2 meters between electrodes. The results of the geoelectric data show that on track 1…
Salah satu daerah di Sumatera Selatan yang memiliki manifestasi panas bumi adalah Desa Penindaian, yang terletak di Kecamatan Semende Darat Laut, Kabupaten Muara Enim. Daerah ini belum dikelola dengan baik oleh pemerintah atau warga setempat. Penelitian ini bertujuan untuk mengidentifikasi zona rekahan di sekitar area manifestasi panas bumi di Desa Penindaian manifestasi yang ada berupa mata ai…
Peat is a specific ecosystem that is usually waterlogged, formed from the accumulation of decaying plant organic matter that has weathered and then accumulated over thousands of years. In South Sumatra, the largest peatland is located in the Ogan Komering Ilir (OKI) district with an area of 769 thousand hectares. This research was conducted to determine the physical properties of the moisture c…
Indonesia kaya akan adanya potensi panas bumi seperti di wilayah pulau Sumatera, Jawa dan Sulawesi. Di Sumatera bagian Selatan terdapat manifestasi panas bumi yang belum dikelolah salah satunya adalah manifestasi yang terletak di Desa Penindaian Kecamatan Semende Darat Laut, Kabupaten Muara Enim. Penelitian ini bertujuan untuk mengidentifikasi zona rekahan di sekitar area manifestasi panas bumi…
Penindaian Village, located in Semende Darat Laut District, Muara Enim Regency, is one of the areas in South Sumatra that has geothermal manifestations but has not been managed further. This research aims to identify fracture zones in one of the hot spring manifestations in Penindaian Village. This research aims to identify fracture zones in one of the manifestations of hot springs in Penindaia…
A slide identification has been conducted at Sukawinatan landfill located in Palembang City. South Sumatra Province. This research area is directed for mitigation of landslides. This approach is done by building collaboration between surrounding communities in disaster risk reduction. This study used the two-dimensional geoelectric resistivity method of Wenner- Schlumberger configuration. Measu…
The measurement of estimated doses of Hp (3) and Hp (10) radiation using a phantom aims to further study the estimated dose of HP (3) with the use of the Hp (10) dose as The basis for the application of radiation protection. The thermoluminesce dosimeter is heated to clear the residues of radiation previously absorbed using the annealing method with the help of furnace and oven tools. The TLD i…
Indonesia sebagai negara yang terletak dekat dengan garis khatulistiwa mengalami dua musim, yaitu musim kemarau dan musim hujan. Intensitas curah hujan yang tinggi selama musim hujan seringkali mengakibatkan banjir. Selain curah hujan faktor lain seperti kerapatan sungai, kemiringan lereng, ketinggian, jenis tanah dan tutupan lahan juga dapat mengakibatkan terjadinya banjir. Kabupaten OKU Selat…
Kabupaten Lahat merupakan salah satu wilayah yang rawan banjir. Kondisi banjir sering terjadi sebagai akibat sungai lematang yang meluap disaat curah hujan tinggi. Faktor-faktor yang menyebabkan terjadinya banjir antara lain adalah curah hujan, kemiringan lereng, kerapatan sungai, elevasi jenis tanah, dan penggunaan lahan. Metode yang digunakan untuk analisis potensi banjir adalah metode Normal…
This research aims to create a zoning map of extreme weather potential as optimally as possible. The parameters used in this research are land cover, topography and rainfall. The research method used is the weighted overlay method. After the overlay process, the results of the output map showing extreme weather potential indicate the existence of 3 hazard level classes, namely low, medium and h…
This research aims to determine the potential for extreme weather in the city of Pagar Alam using ArcGis software version 10.8. Mapping the potential for extreme weather disasters in the city of Pagar Alam uses 3 parameters, namely land cover, rainfall and topography/slope. These three parameters will be processed and produce each map, namely a land cover map, rainfall map and topographic map. …
Penelitian ini bertujuan untuk mendeskripsikan tentang kemampuan berpikir kritis siswa kelas XI SMA Negeri 1 Indralaya Selatan pada topik gelombang bunyi. Penelitian ini menggunakan metode deskriptif kuantitatif. Instrumen yang digunakan dalam penelitian ini adalah tes kemampuan berpikir kritis menurut Ennis, tes berupa soal pilihan ganda yang dibuat sesuai dengan Indikator kemampuan berpikir k…
Global climate anomalies can cause extreme climates, especially in Indonesia, one of which includes extreme rainfall events. Rainfall in Indonesia itself is coherent and correlated with ENSO variations in the Pacific Ocean. Apart from the influence of ENSO, there are other influences such as regional, local factors and regional topography which also greatly determine the characteristics of rain…