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Scholarly Interest in Forest Fires in Indonesia: A Bibliographical Review Wulandari, Eka; Mardiatno, Djati; Susilastuti, Dewi Haryani; Maryudi, Ahmad
Forest and Society Vol. 6 No. 2 (2022): NOVEMBER
Publisher : Forestry Faculty, Universitas Hasanuddin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24259/fs.v6i2.21473

Abstract

Forest fires in Indonesia have attracted much attention among researchers over the past few decades. This paper aims to systematically map the existing corpus of scientific knowledge on forest fires in Indonesia. The systematic maps visualize which areas of significant activity and indicate specific interests and motives. The systematic analysis is also helpful in improving the understanding of current issues, problems, and challenges. From the scientific database of Scopus, we found 209 peer-reviewed journal articles directly related to forest fires in Indonesia published between 1989 and 2021 (July). In general, the number of publications rose after major fire events, notably in 1997/1998. The El Nino Southern Oscillation (ENSO)-related big fires seem to be the primary driver of more scientific inquiries. The present review shows that although fires occurred throughout the year, they mainly occurred in the dry season, indicating the crucial role of weather even though it is not the direct cause of fire ignition. Our research shows that all types of forest functions in Indonesia have experienced fires, but approximately half of the studied fires occurred in conservation areas. More specifically, previous studies have been more dedicated to secondary forests. The studies generally pointed out that secondary forests are more prone to fires. More than a half of the existing scientific work was looking at human-induced fires, although natural hazards drove that came close. Regarding human-induced drivers, most research was dedicated to the links between fires and the use of fires in land preparation for both small-scale agricultural activities and commercial plantations. The impacts of forest fires have been the most studied topic among scholars on fires in Indonesia. More specifically, the existing research was focused on the ecological/ environmental effects dominated by studies on the impacts of air quality and biodiversity. Interestingly, the existing research rarely addressed other issues, such as local livelihoods and how they adapt to environmental changes.
Flood Assessment through Integrated-Mixed-Method in the Western Downstream Area of Citanduy River Basin, Pangandaran Regency Syafitri, Dyah Rina; Arysandi, Safira Arum; Purboyo, Alvian Aji; Fitri, Amelia; Febriani, Yenni; Tjahyanityasa, Wanda Fitri; Sari, Nila Puspita; Mar'ath, Sitti Khafifatul; Safinatunnajah, Safinatunnajah; Satyaningrum, Aghnia Candra; Rahardjo, Noorhadi; Sudrajat, Sudrajat; Mardiatno, Djati; Rachmawati, Rini
Jurnal Pendidikan Geografi Gea Vol 24, No 1 (2024)
Publisher : Universitas Pendidikan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.17509/gea.v24i1.60691

Abstract

Recurring and intensive flooding occurs in the western downstream area of the Citanduy River Basin (including Kalipucang, Padaherang, and Mangunjaya Districts, Pangandaran Regency) and causes massive losses. Land use Changes, fluctuating weather and climate conditions, as well as countermeasures that have not been maximized, have caused losses continuously. This study aims to describe the latest representation of flood vulnerability distribution in the study area using an integrated-mixed-method, includes: 1) AHP weighting based on expert interviews; 2) land use classification by the random forest algorithm; 3) Flood Hazard Map modeling using weighted overlay; and 4) hazard maps validation and historical flood analysis. The flood vulnerability model uses indicators: rainfall, elevation, slopes, distance from the river, and land use. Geographic Information System based on application (ArcGIS) and could (GEE) are the analytical tools in this study, supported by secondary data, such as 1) Sentinel 2A for land use models, 2) DEM for elevation and slope models, 3) buffer models for river distance and 4) CHIRPS for rainfall. The flood hazard with low and very-low levels is so minimal that it is less visible on the map. While the moderate level of flood hazard class counted as 12.6 Ha, mostly located in the eastern part of the study area (Padaherang and Kalipucang sub-districts).The high-level flood hazard class occupied about 2041.17 Ha, spread over built-up land use. The Very-high hazard class is 22652.11 Ha and mostly located in villages directly adjacent to the Citanduy River.
Analisis Potensi Geowisata Berdasarkan Tipologi Pesisir Di Wilayah Kepesisiran Kota Ende Baru, Maria Theresia Firmina; Mardiatno, Djati; Marfai, Muhamad Aris
Geosfera: Jurnal Penelitian Geografi Vol 2, No 2 (2023): Geosfera: Jurnal Penelitian Geografi
Publisher : Universitas Negeri Gorontalo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37905/geojpg.v2i2.22991

Abstract

Geowisata berdasarkan perkembangan bentuk lahan merupakan salah satu pariwisata alternatif minat khusus yang sangat menjanjikan. Wilayah kepesisiran kota Ende memiliki bentuk lahan dan tipologi pesisir beragam dengan potensi wisata yang menarik, oleh karena itu, tujuan dari penelitian dilakukan untuk menganalisis potensi geowisata pada setiap tipologi pesisir di wilayah kepesisiran kota Ende. Penelitian ini menggunakan metode survei lapangan dan studi literatur. Potensi geowisata pada tipologi pesisir marine deposition coast adalah wisata panorama alam, wahana bermain air dan pasir, wisata perahu dan dayung, wisata kuliner dan wisata paralayang. Potensi geowisata pada kombinasi tipologi pesisir marine deposition coast dan antropogenic coast adalah wisata panorama alam, wisata kuliner, wahana bermain air dan pasir, wisata perahu dan dayung, pemancingan ikan, wisata greenbelt dan wisata sejarah. Potensi geowisata pada tipologi pesisir sub aereal deposition coast adalah wisata panorama alam, wisata rawa, wisata muara. Potensi geowisata pada tipologi pesisir wave erosion coast adalah wisata panorama alam, wisata bermain air dan kolam pemancingan ikan. Potensi geowisata pada tipologi pesisir volcanic coast adalah wisata panorama alam dan wilayah penangkapan ikan. Pengelolaan wilayah kepesisiran kota Ende dengan konsep geowisata berdasarkan tipologi pesisir dapat menjaga kelestarian sumber daya alam pesisir dan memberikan nilai ekonomi bagi pemerintah daerah dan masyarakat lokal.
Dynamics of the aeolian landform at the coastal geosite of Parangtritis sand dune area, Yogyakarta Malawani, Mukhamad Ngainul; Mardiatno, Djati; Mutaqin, Bachtiar Wahyu; Suhendro, Indranova; Setiawan, Nicky; Muharram, Fajrun Wahidil; Rhosadi , Iwan
Journal of Degraded and Mining Lands Management Vol. 11 No. 3 (2024)
Publisher : Brawijaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15243/jdmlm.2024.113.5839

Abstract

In 2014, Kelud, an active volcano in East Java, ejected ashes (hereafter termed KA; Kelud ash) that reportedly reached as far as Central Java and the Special Region of Yogyakarta (DIY). The KA deposits are observable in, among others, the coastal sand dune area in Parangtritis. Due to the active aeolian process, the KA layers can be found at different depths five years after the eruption. Thus, the KA can be used as a marker of the post-2014 aeolian activities at the Parangtritis dune, which was once classified as a degraded land and later recognized as a coastal geosite, ultimately allowing us to calculate the volume and sand transport rate. The research surveys performed at 25 points discovered volcanic ash layers at 1 cm to 26 cm below the surface. At some observed points, the ash deposits were found on the surface and continuously transported. This research observed an area of 60,000 m2 with an average of 8.5 cm thick sand layers lying above the KA layer. Based on the calculation, the total volume of the transported sand at the Parangtritis sand dune from 2014 to 2019 was approximately 5,100 m3. This volume is considerably small owing to various obstacles in the transport zones. Based on the five-year dynamic of the sand dune, this study suggested that restoration needs to be conducted immediately particularly in eliminating vegetation barriers to maintain the sediment balance (erosion-transport-sedimentation) of the coastal sand dune area.
Microsoft building footprint application To detect human exposure due to tsunami Saragi, Andes; Mardiatno, Djati; Hizbaron, Dyah Rahmawati
Jurnal Teknosains Vol 13, No 1 (2023): December
Publisher : Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/teknosains.79526

Abstract

Tsunami events at night are more prone to causing fatalities because humans are resting in residential buildings (houses). In this study, residential buildings were extracted using the Microsoft Building Footprint (MBF), which resulted from applying artificial intelligence technology. This study aims to analyze the number of people exposed to tsunamis at night using MBF. The tsunami modeling was carried out using the Berryman method. Sentinel 2-A Image extracted from Google Earth Engine. The results of the inundation modeling analysis show that the total inundated area is 717 Ha or 17.34% of the total area. The results of the MBF accuracy analysis on the entire data are a Precision of 99.02%, Recall of 98.40%, and F1 score of 98.71%. The results of the MBF error analysis are False Positive 0.97%, False Negative 1.60%, and Intersection of Union 0.12%. The number of people exposed is 2,749, or 6.32% of the total population.
Impact of land use changes on the tsunami hazards in part of coastal Kebumen Pamungkas, Bagus; Mardiatno, Djati; Retnowati, Arry
Jurnal Teknosains Vol 13, No 1 (2023): December
Publisher : Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/teknosains.80954

Abstract

This research was conducted to analyze land use change from 2016 to 2022 and their impact on the tsunami hazard zone on the coast of Kebumen Regency. For land use change analysis, remote sensing, geographic information systems (GIS), and statistical tests were applied to Sentinel-2A satellite imagery. The tsunami hazard was simulated using tsunami inundation modeling based on land use spatial data and DEMNAS processed using GIS. Land use changes occurred significantly in the study area, especially in Mirit District. The Southern Cross Road (JJLS) and coastal morphological conditions influence land use change patterns. Land use changes impact changes in the tsunami hazard zone, especially in the use of fir forests and shrimp ponds. The research findings can be used as input for developing a tsunami disaster mitigation plan and detailed spatial planning on the coast of Kebumen Regency.
Penentuan Lokasi dan Jalur Evakuasi Tsunami Berdasarkan Historis Tsunami Gunung Api Anak Krakatau di Pesisir Desa Carita, Banten Mutaqin, Bachtiar W.; Hastiwi, Antika Heni; Pertiwi, Dian; Mardiatno, Djati
Jurnal Lingkungan dan Bencana Geologi Vol 14, No 2 (2023)
Publisher : Badan Geologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.34126/jlbg.v14i2.358

Abstract

Wilayah pesisir Desa Carita di Provinsi Banten merupakan lokasi pariwisata yang rawan akan bencana tsunami, baik yang disebabkan oleh aktivitas lempeng tektonik maupun erupsi gunung api. Pada Desember tahun 2018, wilayah pesisir Desa Carita dihantam tsunami yang dipicu oleh longsoran sebagian tubuh Gunung Api Anak Krakatau sehingga menimbulkan korban jiwa dan kerusakan material yang cukup signifikan. Berdasarkan historis tsunami di Selat Sunda, dilakukan kajian terhadap lokasi dan jalur evakuasi tsunami dengan memanfaatkan data penginderaan jauh dan Sistem Informasi Geografis. Penentuan lokasi dan jalur evakuasi mengacu pada skenario inundasi dengan ketinggian tsunami 5 m dan diidentifikasi menggunakan Google Map. Terdapat tiga bangunan yang dianggap layak untuk dijadikan sebagai lokasi evakuasi yaitu Masjid Jami Al-Barokah, Puskesmas Carita, dan Kantor Kecamatan Carita. Waktu tempuh yang dibutuhkan masyarakat berjalan kaki dari pinggir pantai hingga lokasi evakuasi tsunami berkisar antara 9 hingga 16 menit.Kata kunci: Banten, Carita, evakuasi, inundasi, SIG, tsunami
Tsunami Vulnerability Analysis Based on Coastal Typology in the Coastal Area of Ende City Maria Theresia Firmina Baru; Djati Mardiatno; Muh Aris Marfai
JURNAL GEOGRAFI Vol 16, No 1 (2024): JURNAL GEOGRAFI
Publisher : Universitas Negeri Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24114/jg.v16i1.45225

Abstract

A tsunami disaster threatens Ende City. Ende City's coastal area management policy regarding disaster mitigation must consider coastal typology. Efforts to reduce the risk of tsunamis must pay attention to the physical development of coastal land to maintain the coastal resources. Therefore, this research aimed to analyze the level of tsunami susceptibility based on coastal typology in the coastal area of Ende City. The methods used in this research are survey and spatial analysis. The survey results were compared with literature studies to determine coastal typology and land use. Spatial analysis uses overlay, scoring, and weighting techniques to produce tsunami susceptibility levels. Geospatial parameters that determine the level of susceptibility are topography, distance from the coastline, slope, distance from rivers, and coastal morphology. Susceptibility analysis is carried out for each coastal typology because each has a different response to tsunami. The research results show five classes of tsunami susceptibility: very susceptibility, susceptibility, somewhat susceptibility, safe, and very safe. Very susceptible areas are marine deposition coast typology, anthropogenic coast typology, and sub-area deposition coast typology. The secure areas are wave erosion coast typology and volcanic coast typology.Keywords: Coastal City of Ende, Coastal Typology, Tsunami, Susceptibility, Land Use.
Penilaian Kerawanan Banjir berbasis SIG menggunakan Model Statistik Information Value di Kawasan Perkotaan Burau Faiq, Muhammad; Muta’ali, Lutfi; Mardiatno, Djati
Media Komunikasi Geografi Vol. 25 No. 2 (2024)
Publisher : Universitas Pendidikan Ganesha

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23887/mkg.v25i2.76439

Abstract

Kawasan Perkotaan Burau merupakan salah satu daerah yang sering dilanda banjir. Kejadian banjir tercatat terjadi setiap tahun selama periode 2017 – 2023. Kejadian banjir terparah pada tahun 2020, mengakibatkan 700 orang mengungsi dan 140 rumah terendam. Banjir menimbulkan korban jiwa dan kerugian ekonomi terhadap aset yang terkonsentrasi di perkotaan. Penelitian ini bertujuan untuk mengkaji tingkat kerawanan banjir di Kawasan Perkotaan Burau. Untuk mencapai tujuan tersebut, dilakukan inventarisasi data kejadian banjir yang bersumber dari laporan banjir dari pemerintah daerah, situs berita online terpercaya dan hasil interpretasi Citra Sentinel-1 SAR menggunakan platform Google Earth Engine (GEE). Penilaian kerawanan banjir menggunakan model statistik Information Value (IV) dengan menghitung nilai IV berdasarkan keterkaitan kejadian banjir dan faktor pengontrol banjir yaitu elevasi, lereng, curah hujan, jarak dari sungai, dan tutupan lahan. Hasil penelitian menunjukkan bahwa 62% dari total wilayah penelitian berada pada tingkat kerawanan rendah, 28% berada pada tingkat kerawanan sedang, 10% berada pada tingkat kerawanan tinggi. Hasil pemetaan kerawanan banjir divalidasi menggunakan kurva Area Under Curve (AUC), hasil uji akurasi menunjukkan bahwa tingkat keberhasilan model IV adalah 0.791, nilai tersebut masuk dalam kategori good nilai 0.7 – 0.8. Hasil penelitian ini dapat menjadi salah satu pertimbangan untuk mitigasi bencana banjir Kawasan Perkotaan Burau.
Sediment Flow Characteristics in The Upper Slope of Volcanic Landscapes With Dryland Agriculture La Ode Hadini; Junun Sartohadi; M. Anggri Setiawan; Djati Mardiatno; Nugroho Christanto
Geosfera Indonesia Vol. 6 No. 3 (2021): GEOSFERA INDONESIA
Publisher : Department of Geography Education, University of Jember

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.19184/geosi.v6i3.24480

Abstract

Increasing population densities and food demands are major factors contributing to the widespread use of agricultural drylands in upper volcanic slope areas. This phenomenon poses a high risk of severe erosional events that are environmentally hazardous. Therefore, this study aims to analyze the sediment flow characteristics, based on the relationship between sediment flow and water level as well as the sediment discharge rate and soil loss. Field surveys were conducted to determine the soil measurement, slope morphology and dryland cover characteristics. The sediment flow was evaluated at the gully outlet, where 169 suspension data pairs for the modeling and 130 suspension data pairs for the validation, as well as the bed load, water level, rainfall and water flow characteristics were obtained. Tables and figures were subsequently used to represent the measurement data and analysis results for the correlation between the flow rate effects, sediment and soil loss on the water surface. The results showed that the sediment flow in volcanic landscape slopes with dryland agriculture were possibly characterized by the polynomial relationship, using the suspension discharge model, Qs=0.0322Q2+6.0625Q–1.2658. Under this condition, the average rate of soil loss in the form of sediment load and erosion rate of the catchment area occurred at 953.53 and ​​1,657.94 ton/ha/yr, respectively. Furthermore, the sediment sources in the soil loss were believed to originate from 83% of the suspended sediments and 17% bed loads. Keywords: Discharge; Dryland; Landscape; Sediment; Volcano Copyright (c) 2021 Geosfera Indonesia and Department of Geography Education, University of Jember This work is licensed under a Creative Commons Attribution-Share A like 4.0 International License
Co-Authors Ahmad Fauzan Adzima Ahmad Maryudi Airawati, Maria Nooza Alimuddin, Askiyamin Amelia Fitri Ardiati, Aulia Syifa Arry Retnowati Arysandi, Safira Arum Baehaqi Bakti Setiawan Baru, Maria Theresia Firmina Bevaola Kusumasari Cahyandari, Gerarda Ida Orbita Christanto, Nugroho Dandun Wacono Deasy Arisanty Denni Susanto Despry Nur Annisa Despry Nur Annisa Dewi Haryani Susilastuti, Dewi Haryani Dian Pertiwi Dina Ruslanjari Djarot Sadharto Djarot Sadharto Dulbahri Dulbahri Dwi Wahyu Arifudiin Najib Dyah Rahmawati Hizbaron Dzakwan Taufiq Nur Muhammad Dzakwan Taufiq Nur Muhammad Eko Haryono Evita Hanie Pangaribowo Faiq, Muhammad Faridah Faridah Febriani, Yenni Ferry Dwi Cahyadi Hafiz Fatah Nur Aditya Hanifa, Syifa Hardhoni, Wildhan Dayu Hartono Hartono Hastiwi, Antika Heni Herjuna Wiratama Hizbaron, Dyah Rahmawati Hogy Prima Valeda Ibnu Fauzi Ilham satria Jamulya Jamulya Jayawarsa, A.A. Ketut Johann Stotter Junun Sartohadi Kartini Ali Kelik Eko Susanto La Ode Hadini Laksono Trisnantoro Lies Rahayu W.F M. Anggri Setiawan M. Anggri Setiawan M. Anggri Setiawan M. Ngainul Malawani Mahron, Hayu Nur Malawani, Mukhamad Ngainul Mar'ath, Sitti Khafifatul Marfai, Muhamad Aris Maria Nooza Airawati Maria Theresia Firmina Baru Maulida Rahmi Mohammad Pramono Hadi Muh Aris Marfai Muh Aris Marfai Muhammad Anggri Setiawan Muhammad Aris Marfa'i Muhammad Budi Muhammad Fauzan Ramadhan Muhammad Rizky Shidiq Nugraha Muhammad, Dzakwan Taufiq Nur Muharram, Fajrun Wahidil Mukhamad Ngainul Malawani Munandhar, Ariko Vega Mutaqin, Bachtiar W. Mutaqin, Bachtiar Wahyu Muta’ali, Lutfi Nehren, Udo Nisaa', Ratri Ma'rifatun Noorhadi Rahardjo Novian Andri Akhirianto NURUL HIDAYAH Nurul Khakhim Nurul Khakhim Nurul Khakhim Nurul Khakim Nurwihastuti, Dwi Wahyuni Nuswantara, Galang Riswanda Oktomi Wijaya Pamungkas, Bagus Purboyo, Alvian Aji Rahma, Ayu Dyah Rahmi, Maulida Ratri Ma'rifatun Nisaa' Rhosadi , Iwan Rini Rachmawati Safinatunnajah, Safinatunnajah Samodra, Guruh Saragi, Andes Sari, Nila Puspita Satyaningrum, Aghnia Candra Setiawan, M. Anggri Setiawan, Muhammad Anggri Setiawan, Nicky Sri Rum Giyarsih Suanrto Sunarto Sudrajat Sudrajat Suhendro, Indranova Sunarno Sunarno Sunarto Sunarto Suratman Suratman Suratman Suratman Suratman Worosuprojo Syafitri, Dyah Rina Tiara Handayani Tilova, Ulfa Della Nova Tjahyanityasa, Wanda Fitri Toto Cahyono Totok Wahyu Wibowo Tri Wahyuni, Yubaidah Valentina Arminah W, Lies Rahayu Wildhan Dayu Hardhoni Wiratama, Herjuna Yuli Widyaningsih