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Estimated changes in carbon stock due to changes in land use around Yogyakarta International Airport Utami, Westi; Sugiyanto, Catur; Rahardjo, Noorhadi
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.2024.113.5727

Abstract

Land use plays an important role in maintaining carbon stock balance, ecosystem sustainability, and the environment. Massive land use changes in forest areas, peatlands, mangroves, and greenways result in an increase in CO2 release. This research aimed to analyze the impact of land use changes on the value of the carbon stock around Yogyakarta International Airport. The data used were Pleiades images in 2014, 2018, and 2022. Image analysis was carried out visually to produce detailed and accurate land use classification. Meanwhile, multitemporal map overlays were carried out to find out land use changes. Changes in carbon stock were obtained from the land use formula multiplied by the value of the Greenhouse Gas Constant (GGC). The results showed that the construction of an airport and its supporting infrastructure triggered land use changes that had implications for the decreasing carbon stock. The decrease in the area of vegetation cover in fields, community plantations, and mixed plantations from 2014 to 2022, amounting to -640.99 ha, increased carbon emissions. The results of the analysis showed that there had been changes in carbon stock. In 2014, the value was 150,286.57 t C/ha; in 2018, it decreased to 136,631.56 t C/ha; and in 2022, it reduced to 133,554.36 t C/ha. Massive economic activity and infrastructure development trigger reduced vegetation cover, resulting in increased carbon and increased carbon being released into the atmosphere. The problem of land conversion that affects changes in carbon stock and impacts climate change requires mitigation, among which is proper land use management and sustainable spatial planning.
Mangrove area degradation and management strategies in Indonesia: A review Utami, Westi; Sugiyanto, Catur; Rahardjo , Noorhadi
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.2024.113.6037

Abstract

Coastal communities are particularly vulnerable to the effects of climate change. This study aimed to review the impact of land use change and mangrove degradation on coastal areas and analyze the problems and strategies of mangrove management in Indonesia. Journal data sources were obtained from the Scopus and Google Scholar databases. The Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) method was used in the study. The results indicate that economic activities such as mining, industry, and ponds are the main cause of mangrove damage, which in turn leads to increased disasters, CO2 emissions, and decreased community income. To address this issue, mangrove management strategies that take into account social, economic, and environmental factors are necessary. Successful mangrove restoration requires increased inclusion, community capacity, budgeting, and stakeholder involvement. Government policies regulating sustainable spatial planning, law enforcement, and institutional frameworks are crucial components of mangrove management. The study's results are expected to serve as the foundation for developing sustainable coastal management strategies that enhance the safety of coastal communities from disasters and improve their welfare.
Tourism Development Strategy in Girikarto Village, Gunungkidul, Yogyakarta Utami, Westi
Media Wisata Vol. 22 No. 1 (2024): Media Wisata
Publisher : Sekolah Tinggi Pariwisata AMPTA Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36276/mws.v22i1.360

Abstract

The development of tourism, especially on the coast of Gunungkidul, has a significant impact on various aspects of people's lives. This study aims to analyze the socio-economic impact of tourism development and analyze tourism development strategies in Girikarto Village. The research method is descriptive qualitative, mapping the development of tourism potential is based on a SWOT analysis (Strenghtening, Weakness, Opportunity and Threads). Data was collected through observation and in-depth interviews with business actors, pokdarwis, communities, local governments, and village officials. The results of the study show that tourism is able to absorb the workforce of the majority of the community, improve the community's economy, create business opportunities and also change the work pattern of people who previously worked outside the area to return to their home village. Tourism has implications for improving skills, education, and people's lifestyles. In addition to bringing positive impacts, some of the negative impacts of tourism are environmental degradation, reduced vegetation cover, changes in karst morphology, increased congestion, pollution and waste problems. The tourism development strategy can be carried out through optimizing community involvement in tourism (CBT/Community Based Tourism), increasing community capacity and optimizing the role of stakeholders to promote sustainable and equitable tourism for the community and the environment.
Green infrastructure development challenges: The case of Yogyakarta International Airport Utami, Westi; Sugiyanto, Catur
Jurnal Ikatan Sarjana Ekonomi Indonesia Vol 14 No 1 (2025): April
Publisher : Jurnal Ekonomi Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52813/jei.v14i1.434

Abstract

Infrastructure development, such as airports, often impacts the surrounding economic growth. On the one hand, the airport's economic growth is a desirable logical consequence. However, economic growth often occurs due to increased mining, industrial, plantation, trading, service, and other economic activities, causing changes in land use that do not follow the Spatial Planning and Regional Plans. Therefore, it may have implications for environmental damage. This paper proves a change in land use around Yogyakarta International Airport. Changes are observed through differences in land use in 2015, before the airport plan was built, and 2021, after the airport was operational. The random forest algorithm method is used to classify land use data sets. Furthermore, using the Multilayer Perceptron Neural Network Marcov Chain/ MLP NN-MC algorithm, it is predicted that the conversion of rice fields and plantations around the front side of the airport for housing and business will become even greater in 2030. Thus, the airport's construction has increased land use for business and residential purposes, while the green surface has been dramatically reduced. It was identified that there was a misuse of land use. Without good management, changes in land use can have an impact on decreasing environmental quality. Keywords: green infrastructure, land use change, land use prediction JEL Classification: Q57; R14; O44
STRATEGI PENINGKATAN KUALITAS DATA PERTANAHAN UNTUK MEWUJUDKAN DESA LENGKAP Arfiana, Mariska Widya; Utami, Westi
Jurnal Spasial Vol 11, No 1 (2024)
Publisher : Program Studi Pendidikan Geografi Universitas PGRI Sumatera Barat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22202/js.v11i1.9898

Abstract

Improving the quality of land data is very necessary so that all land parcels are mapped and valid so that a complete village mapping is arranged. This study aims to describe the implementation strategy and evaluate the improvement of the quality of land data in order to realize a Complete Village based on man, money, machine, material, and method. The research was conducted through a mix of quantitative and qualitative methods. The results of the study show that the Land Office of Ponorogo Regency applies a strategy by optimizing man, money, machine, material, and method, so that all villages meet the requirements to generate a Complete Village Value (NDL) of 100. ) the number of officers is not sufficient, b) the budget allocation is limited so that some achievements cannot be disbursed, c) the equipment used has not been utilized optimally, d) the types of documents are quite complete but there is still information that has not been recorded in full, e) setting targets for K4 activities not well planned. Measurement and mapping carried out in one village.
PENDEKATAN INTERPRETASI VISUAL DAN DIGITAL CITRA PLEIADES UNTUK KLASIFIKASI PENUTUP LAHAN Utami, Westi; Rahman, Azimur; Sutaryono, Sutaryono
GEOGRAPHY : Jurnal Kajian, Penelitian dan Pengembangan Pendidikan Vol 10, No 1 (2022): APRIL
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/geography.v10i1.7028

Abstract

Abstrak: Citra Pleiades sebagai citra resolusi tinggi mampu menyediakan ketersediaan  data penggunaan lahan secara lengkap, efektif, efisien, dan akurat. Dalam hal ini, pemilihan pendekatan interpretasi menjadi bagian penting karena berpengaruh pada kualitas data yang dihasilkan. Kajian ini bertujuan membandingkan kualitas data hasil interpretasi citra secara digital dengan interpretasi visual. Pendekatan interpretasi digital dilakukan melalui klasifikasi supervised maximum likelihood sementara interpretasi visual melalui 9 kunci interpretasi. Analisis hasil interpretasi selanjutnya dilakukan perbandingan terhadap kualitas data meliputi aspek kelengkapan data, keakuratan data melalui confusion matrix, konsistensi data, dan ketepatan waktu. Hasil analisis menunjukkan pendekatan interpretasi citra secara visual menghasilkan data penggunaan lahan yang lebih baik dari aspek kelengkapan data dan keakuratan data  hingga mencapai 97,83 %, sementara pada analisis digital tingkat akurasi hanya 70,65 %. Dari hasil analisis ini maka interpretasi visual  lebih tepat digunakan pada wilayah sempit karena memiliki akurasi lebih tinggi serta kelengkapan data dan ketelitian perhitungan luas lebih baik, sedangkan interpretasi citra secara digital dinilai lebih baik dari segi konsistensi data dan ketepatan waktu sehingga lebih baik digunakan pada wilayah yang luas untuk penyusunan peta skala menengah dengan lingkup kabupaten/provinsi. Abstract:  Pleiades image as a high-resolution image is able to provide complete, effective, efficient, and accurate land use data availability. In this case, the choice of interpretation method becomes an important part because it affects the quality of the data produced. This study aims to compare the quality of data resulting from digital image interpretation with visual interpretation. The digital interpretation method is carried out through the supervised maximum likelihood classification while visual interpretation is carried out through 9 interpretation keys. Analysis of the results of interpretation is then performed to compare the quality of the data including aspects of data completeness, data accuracy through a confusion matrix, data consistency, and timeliness. The results of the analysis show that the visual image interpretation method produces better land use data in terms of data completeness and data accuracy up to 97.83%, while in digital analysis the accuracy rate is only 70.65%. From the results of this analysis, visual interpretation is more appropriate to use in narrow areas, while digital image interpretation is considered better in terms of data consistency and timeliness so that it is better used in large areas for medium-scale map preparation with district / provincial scope.
The Issues of Land Tenure in Mixed Marriage Mujiburohman, Dian Aries; Junarto, Rohmat; Salim, M Nazir; Pujiriyani, Dwi Wulan; Utami, Westi; Andari, Dwi Titik Wulan
Jurnal Ilmiah Peuradeun Vol. 11 No. 1 (2023): Jurnal Ilmiah Peuradeun
Publisher : SCAD Independent

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26811/peuradeun.v11i1.818

Abstract

One of the problems in mixed marriages of different nationalities is joint property. Most mixed-married couples do not make property separation agreements because they are unaware that the Marriage Law governs them. The absence of a marriage agreement results in a mix of assets, which means that foreigners own half of the joint property. The provisions in the land law/ UUPA state that foreigners are prohibited from having land rights except for usufructuary rights and rental rights. This study applied the normative legal research method with a statutory and case-based approach. This study showed that if mixed marriage actors did not have a property separation agreement, Indonesian citizens' land rights ownership status was equal to that of the foreigners. Second, jurisprudence still required a separation of properties in mixed marriages. The agreement could be made before, during, or after the marriage. Third, marriage institutions could conduct legal smuggling to obtain land rights in Indonesia through borrowing names (nominees), usually carried out in an unregistered marriage.
Dampak Pembangunan Proyek Strategis Nasional (Bandara Internasional Yogyakarta) terhadap Dinamika Penggunaan Lahan Utami, Westi; Sugiyanto, Catur; Rahardjo, Noorhadi
Jurnal Pengelolaan Sumberdaya Alam dan Lingkungan (Journal of Natural Resources and Environmental Management) Vol 15 No 5 (2025): Jurnal Pengelolaan Sumberdaya Alam dan Lingkungan (JPSL)
Publisher : Pusat Penelitian Lingkungan Hidup, IPB (PPLH-IPB) dan Program Studi Pengelolaan Sumberdaya Alam dan Lingkungan, IPB (PS. PSL, SPs. IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/jpsl.15.5.791

Abstract

This paper aims to map land use change, pattern, and direction of built-up land development, before, during, and after the development of Yogyakarta International Airport. The data source employed was Pleiades imagery with a spatial resolution of 0.5 m. The visual method was used for image interpretation and the accuracy test was conducted through the confusion matrix. Land use change data obtained by overlay. The distribution pattern is determined by the average nearest neighbour, while the direction of development of built-up land is determined by the standard deviational ellipse The results indicate that the land use map has a very high accuracy of 92.52%. Moreover, the results of the overlay showed that land use changes occurred very massively, in that within eight years there were decreases of mixed plantations decreased by 528.17 Ha and of agricultural land by 112.66 Ha. On the other hand, there was a significant increase in residential area of 29.42 Ha and a service and trade area of 11.2 Ha. The results show the ratio value of the built-up land pattern in 2014 of 0.63, in 2018 of 0.59 and in 2022 of 0.33, with this value the built-up land pattern is clustered. The results showed that there was a change in the direction of the built land pattern which was initially eastward changed to the northeast parallel to the arterial road. Monitoring the pattern of land use dynamics is an important part in planning and regulating spatial patterns and the direction of regional development.