DEDI SURACHMAN, DEDI
Balai Penelitian Tanaman Obat dan Aromatik Jalan Tentara Pelajar No. 3 Bogor 16111

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Pendampingan Drone Mapping Untuk Membantu Mitigasi Bahaya Banjir Rob di Kawasan Pesisir Kabupaten Tegal, Jawa Tengah Saputra, Aditya; Danardono, Danardono; Wibowo, Afif Ari; Surachman, Dedi; Altair, Garin Rachmad; Al-Ghowazi, Sholakhuddin Akhmad; Natsir, Muhammad
Abdi Geomedisains Vol. 5, No. 1, June 2024
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/abdigeomedisains.v5i1.3374

Abstract

The phenomenon of tidal flood in the northern coastal areas of Java Island, which frequently occurs nowadays, is likely a consequence of rising sea levels due to global warming. The phenomena of urbanization and industrialization in the northern coastal areas of Tegal Regency can also contribute to the increase in built-up areas, adding pressure to the land surface in the coastal regions. Additionally, intensive groundwater extraction is occurring in densely populated coastal areas due to various activities. The high concentration of industrial and residential zones along the coast of Tegal Regency, coupled with extensive land subsidence due to intensive water abstraction, can lead to subsidence phenomena. The combination of rising sea levels and land subsidence can exacerbate the impact of tidal floods, making them more widespread and severe. The coastal areas of Tegal Regency are among those frequently affected by tidal floods. Analyzing tidal floods is crucial for integrated coastal management to support regional development. Assistance in developing a tidal flood mitigation plan in this coastal area is instrumental for local governments in planning and spatial arrangement in Tegal Regency. Support has been provided to local authorities, including BAPPEDA and Litbang Tegal Regency, to plan spatial arrangements in the northern coastal areas of Tegal Regency. The assistance activities include drone photography in the most severely affected areas, such as Kramat District. Additionally, the team periodically measures elevation to help local governments identify the potential occurrence of land subsidence. Furthermore, a Forum Group Discussion has been conducted to formulate the most suitable mitigation plan considering the conditions in Tegal Regency.
Land Cover Change Prediction and Its Alignment with Regional Spatial Planning in the Coastal Area of Tegal Regency, 2031 Puspitaningrum, Diyah Pawitri; Wibowo, Afif Ari; Surachman, Dedi
Proceeding ISETH (International Summit on Science, Technology, and Humanity) 2024: Proceeding ISETH (International Summit on Science, Technology, and Humanity)
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/iseth.5364

Abstract

Purpose: The purpose of this study is to examine the projected changes in land cover in the Tegal Regency Coastal Area in 2031 and assess how well the Tegal Regency Regional Spatial Plan aligns with the anticipated changes in land cover. Methodology: This research used stratified random sampling method to determine the sample points used. The MOLUSCE plugin in QGIS 2.18.1 was used to simulate the prediction of land cover change. Results: According to the study's findings, there was a 2,120.58 hectare increase in the extent of agricultural land between 2007 and 2015. Similarly, there was a 457.65-hectare increase in built-up land. Additionally, the area of agricultural land grew by 1,069.02 hectares between 2015 and 2023. According to the 2031 land cover prediction, the amount of built-up land increased by 460.26 hectares and the area of agricultural land by 270.00 hectares. The results of the intersection of the Regional Spatial Plan Map and the 2031 Land Cover Prediction Map showed that 72.04% of the land area was suitable, while 27.96% was unsuitable. Applications/Originality/Value: This research can be used as a basis for future decision making because from the results there are several areas that do not match the prediction results and the Spatial Plan Map.
Flood Hazard Prediction and Land Cover Change Analysis in Tegal Regency for 2045: A Geospatial Approach Using Geographic Information System Fitrotunnisa, Maulidia Firda; Wibowo, Afif Ari; Surachman, Dedi
Proceeding ISETH (International Summit on Science, Technology, and Humanity) 2024: Proceeding ISETH (International Summit on Science, Technology, and Humanity)
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/iseth.5367

Abstract

Purpose: The purpose of this research is to analyze the prediction of flood hazard in 2045 from the flood hazard map and compare it with the 2023 data geospatially using Geographic Information Systems. Methodology: The purpose of this research is to analyze the prediction of flood hazard in 2045 from the flood hazard map and compare it with the 2023 data geospatially using Geographic Information Systems. Results: The results showed that Tegal's highly flood-prone areas would increase by 1.7% in 2045, decreased by 0.59% in prone areas, and decreased by 0.77% in moderately prone areas by 2023. Applications/Originality/Value: One of the causes was a very high land cover change caused by an increase in built-up land and a decrease in vegetation.