Validating the 6 year (2016–2021) anthropogenic induced small island wildfire hazards in Pulau Seribu archipelago, Indonesia

Due to their specific characteristics, small islands tend to face unique challenges, including the challenges posed by wildfire threats caused by the presence of volatile vegetations and anthropogenic influences. This study aims to validate the impacts of the anthropogenic influence on wildfire risk...

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Main Authors: Fatma Lestari, Andrio Adiwibowo, Abdul Kadir, Noor Aulia Ramadhan
Format: Article
Language:English
Published: Elsevier 2022-04-01
Series:Progress in Disaster Science
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2590061722000230
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author Fatma Lestari
Andrio Adiwibowo
Abdul Kadir
Noor Aulia Ramadhan
author_facet Fatma Lestari
Andrio Adiwibowo
Abdul Kadir
Noor Aulia Ramadhan
author_sort Fatma Lestari
collection DOAJ
description Due to their specific characteristics, small islands tend to face unique challenges, including the challenges posed by wildfire threats caused by the presence of volatile vegetations and anthropogenic influences. This study aims to validate the impacts of the anthropogenic influence on wildfire risks for the period of 2011–2021 in several occupied small islands in Pulau Seribu archipelago, including Tidung and Pari Islands. An uninhabited island, Tidung Kecil Island, was used as control. To validate the anthropogenic influences on wildfire presences, the ANOVA one-way and Receiver Operating Characteristic (ROC) methods were used. Results show that human occupancy has significantly contributed to the wildfire frequency and burnt area size (F = 4.413, p = 0.001), with the occupied islands have the highest wildfire frequencies of 0.45 cases annually, and the highest burn area average of 4076 m2 annually. The uninhabited island only experiences 0.09 wildfires per year. Wildfires occur both day and night. Daytime wildfires were mostly caused by improper disposal of cigarette butts or smoking activities. In contrast, nighttime wildfires were caused by open waste burning and camping activities.The validation using the ROC, with an area under the ROC curve value (AUC) of 0.671 (95%CI: 0.301–1), has validated the accuracy that the anthropogenic factors are proxies for wildfire hazards in Tidung Island. However, the accuracy of the anthropogenic influence-wildfire hazard association in Pari Island is slightly lower with an AUC of 0.633 (95%CI: 0.321–0.946). These confirm the potential of anthropogenic influences as a proxy for wildfire, especially in Tidung Island.
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spelling doaj.art-d9e934094ed744f6a7357b8a68f0f1c22022-12-22T00:38:04ZengElsevierProgress in Disaster Science2590-06172022-04-0114100236Validating the 6 year (2016–2021) anthropogenic induced small island wildfire hazards in Pulau Seribu archipelago, IndonesiaFatma Lestari0Andrio Adiwibowo1Abdul Kadir2Noor Aulia Ramadhan3Occupational Health and Safety Department, Faculty of Public Health Universitas Indonesia, C Building 1st Floor Kampus Baru UI. Depok 16424, Indonesia; Disaster Risk Reduction Center, Universitas Indonesia (DRRC UI), Integrated Laboratory and Research Centre Building, 2nd Floor Kampus Baru UI, Depok 16424, Indonesia; Corresponding author at: Occupational Health and Safety Department, Faculty of Public Health Universitas Indonesia, C Building 1st Floor Kampus Baru UI. Depok 16424, Indonesia.Occupational Health and Safety Department, Faculty of Public Health Universitas Indonesia, C Building 1st Floor Kampus Baru UI. Depok 16424, IndonesiaOccupational Health and Safety Department, Faculty of Public Health Universitas Indonesia, C Building 1st Floor Kampus Baru UI. Depok 16424, Indonesia; Disaster Risk Reduction Center, Universitas Indonesia (DRRC UI), Integrated Laboratory and Research Centre Building, 2nd Floor Kampus Baru UI, Depok 16424, IndonesiaDisaster Risk Reduction Center, Universitas Indonesia (DRRC UI), Integrated Laboratory and Research Centre Building, 2nd Floor Kampus Baru UI, Depok 16424, IndonesiaDue to their specific characteristics, small islands tend to face unique challenges, including the challenges posed by wildfire threats caused by the presence of volatile vegetations and anthropogenic influences. This study aims to validate the impacts of the anthropogenic influence on wildfire risks for the period of 2011–2021 in several occupied small islands in Pulau Seribu archipelago, including Tidung and Pari Islands. An uninhabited island, Tidung Kecil Island, was used as control. To validate the anthropogenic influences on wildfire presences, the ANOVA one-way and Receiver Operating Characteristic (ROC) methods were used. Results show that human occupancy has significantly contributed to the wildfire frequency and burnt area size (F = 4.413, p = 0.001), with the occupied islands have the highest wildfire frequencies of 0.45 cases annually, and the highest burn area average of 4076 m2 annually. The uninhabited island only experiences 0.09 wildfires per year. Wildfires occur both day and night. Daytime wildfires were mostly caused by improper disposal of cigarette butts or smoking activities. In contrast, nighttime wildfires were caused by open waste burning and camping activities.The validation using the ROC, with an area under the ROC curve value (AUC) of 0.671 (95%CI: 0.301–1), has validated the accuracy that the anthropogenic factors are proxies for wildfire hazards in Tidung Island. However, the accuracy of the anthropogenic influence-wildfire hazard association in Pari Island is slightly lower with an AUC of 0.633 (95%CI: 0.321–0.946). These confirm the potential of anthropogenic influences as a proxy for wildfire, especially in Tidung Island.http://www.sciencedirect.com/science/article/pii/S2590061722000230AnthropogenicAUCROCVegetationWildfire
spellingShingle Fatma Lestari
Andrio Adiwibowo
Abdul Kadir
Noor Aulia Ramadhan
Validating the 6 year (2016–2021) anthropogenic induced small island wildfire hazards in Pulau Seribu archipelago, Indonesia
Progress in Disaster Science
Anthropogenic
AUC
ROC
Vegetation
Wildfire
title Validating the 6 year (2016–2021) anthropogenic induced small island wildfire hazards in Pulau Seribu archipelago, Indonesia
title_full Validating the 6 year (2016–2021) anthropogenic induced small island wildfire hazards in Pulau Seribu archipelago, Indonesia
title_fullStr Validating the 6 year (2016–2021) anthropogenic induced small island wildfire hazards in Pulau Seribu archipelago, Indonesia
title_full_unstemmed Validating the 6 year (2016–2021) anthropogenic induced small island wildfire hazards in Pulau Seribu archipelago, Indonesia
title_short Validating the 6 year (2016–2021) anthropogenic induced small island wildfire hazards in Pulau Seribu archipelago, Indonesia
title_sort validating the 6 year 2016 2021 anthropogenic induced small island wildfire hazards in pulau seribu archipelago indonesia
topic Anthropogenic
AUC
ROC
Vegetation
Wildfire
url http://www.sciencedirect.com/science/article/pii/S2590061722000230
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