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Proyeksi Cadangan Karbon Berbasis Data Empiris dalam Agroforestri untuk Mitigasi Perubahan Iklim Kemal Adam, Muharam; Karuniasa, Mahawan; Mahardhito Adhitya Wardhana, Yuki
Jurnal Ilmu Kehutanan Vol 19 No 2 (2025): September
Publisher : Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/jik.v19i2.20118

Abstract

Deforestation from monoculture farming significantly contributes to greenhouse gas emissions and ecosystem degradation, highlighting the need for sustainable land management. Agroforestry presents a viable solution for enhancing carbon sequestration. However, many project models rely on assumptions or secondary data, leading to limited accuracy. This research aimed to enhance projections of carbon stock changes by utilizing empirical data from a 12.7-ha tea plantation in West Java, Indonesia. This research established baseline carbon stocks through direct field measurements in a monoculture scenario. Agroforestry interventions involved hardwood species, such as Toona sureni, Altingia excelsa, and Manglietia glauca, in conjunction with coffee crops. Carbon stock accumulation was then projected over ten years using allometric equations and annual growth increments derived from field observations. Results indicated that agroforestry increased carbon sequestration by threefold compared to monoculture, reaching 472.77 t CO2eq/ha by 2032. The findings demonstrated that empirical data-driven modeling resulted in more realistic and reliable projections, enhanced the accuracy of carbon stock predictions, and established agroforestry as a sustainable approach for mitigating climate change.
ASSESSING THE TRANSFORMATION OF LIVELIHOODS IN ILLEGAL GOLD MINING COMMUNITIES Ardikoesoema, Nurmansyah; Karuniasa, Mahawan
Journal of Environmental Science and Sustainable Development Vol. 8, No. 1
Publisher : UI Scholars Hub

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Abstract

Illegal Artisanal Small-Scale Gold Mining (PETI) in Poboya, Palu City, exemplifies Indonesia’s nexus of socio-environmental vulnerability and institutional marginalization. Although environmental degradation, health impacts, and regulatory challenges associated with PETI have been extensively documented, limited research has systematically examined how the interplay of capital assets and internal motivation drives livelihood transformation pathways within PETI communities. To address this gap, this study uniquely integrates the Sustainable Livelihood Framework with spatial analysis to assess the combined influence of environmental, social, and economic capitals on PETI livelihood transitions. Using a mixed-methods approach, data were collected through quantitative survey and qualitative in-depth interviews with 119 PETI workers selected through purposive and convenience sampling analyzed using Atlas.ti and spatial data analyzed using Geographic Information Systems (GIS). Quantitative analysis using multiple linear regression revealed that environmental capital (β=0.288), social capital (β=0.400), economic capital (β=0.304), and motivation to change (β=0.340) had significant positive effects (p<0.001) on livelihood transformation. Qualitative narrative analysis revealed that persistent informal institutional networks, constrained access to formal financing, and perceptions of repressive policy frameworks continue to sustain PETI activities despite environmental and legal risks. Spatial analysis demonstrated that PETI activities are concentrated in high mineral potential zones with informal accessibility, underlining the combined role of ecological opportunity and socio-economic necessity. This study contributes to the literature by providing empirical evidence on how capital assets and motivation interact spatially and socially to influence livelihood transformation, offering a more integrated perspective beyond prior research that predominantly focused on environmental impacts and regulatory issues. The findings underscore the need for policy interventions that combine capital strengthening, motivational mobilization, and inclusive institutional reforms to facilitate fair, legal, and sustainable livelihood transitions for PETI communities.
Escalation of Threats and the Impact of Disaster Terrorism on the Security of the Indonesian Presidential: Eskalasi Ancaman dan Dampak Terorisme Bencana terhadap Keamanan Presiden Indonesia Qusyairi; Karuniasa, Mahawan; Syauqillah, Muhamad
Al-Jinayah : Jurnal Hukum Pidana Islam Vol. 11 No. 2 (2025): December 2025
Publisher : Islamic Criminal Law Study Program, Faculty of Sharia and Law, Sunan Ampel State Islamic University Surabaya, Surabaya, East Java, Indonesia.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15642/aj.2025.11.2.248-268

Abstract

Terrorism constitutes a complex, man-made social disaster that threatens national stability, particularly the president as a symbol of state sovereignty. This study analyzes the growing terrorist threats targeting the President of the Republic of Indonesia and examines their multidimensional impacts. The research employs a qualitative approach through literature review, semi-structured interviews, and field observations, with thematic analysis grounded in terrorism studies and security theory. The findings indicate that threats to the president have become increasingly diverse and technologically sophisticated. In addition to conventional physical attacks, emerging threats include cyberattacks, digital disinformation, the use of drones, deepfake operations, lone-actor extremism, and the potential deployment of chemical, biological, radiological, and nuclear (CBRN) materials. Although terrorism incidents in Indonesia have generally declined, risks persist through unconventional attack patterns. Threats against the head of state generate wide-ranging consequences for political stability, social cohesion, economic resilience, and international relations. Therefore, ensuring presidential security requires an integrated, intelligence-based strategy emphasizing early detection, rapid response, and adaptive, sustained interagency coordination.