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Agrovoltaic system implementation for optimizing land productivity and sustainability under solar panel area in West Sumbawa Komarudin, Nurul Amri; Sari, Ratna Nurmalita; Nairfana, Ihlana; Tubal, Jairus Jesse M.; Sadidan, Ikhwanussafa
Advances in Food Science, Sustainable Agriculture and Agroindustrial Engineering (AFSSAAE) Vol 8, No 4 (2025)
Publisher : Advances in Food Science, Sustainable Agriculture and Agroindustrial Engineering (AFSSAAE)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.afssaae.2025.008.04.1

Abstract

Greenhouse gas emissions are projected to increase by 50% by 2050, primarily due to reliance on non-environmentally friendly energy sources. The transition toward clean and renewable energy is therefore widely regarded as a key strategy for mitigating this trend.  West Nusa Tenggara possesses substantial potential for renewable energy development, particularly through solar power plants, owing to its abundant sunlight. In West Sumbawa, PT Medco Energi, via its subsidiary PT MPSoS, has implemented solar technology by installing panels on a 27-hectare site, capable of generating 26.8 MWp of energy. To further optimize land-use efficiency, PT MPSoS introduced an agrovoltaic approach that integrates solar energy generation with agricultural activities on the same land area. In collaboration with academic partners, PT MPSoS cultivated seedless watermelons beneath the solar panel structures. This study aimed to assess the feasibility and effectiveness of agrovoltaic systems in enhancing land-use efficiency through the integration of solar energy production and agricultural activity. A field experiment was conducted in which  seedless watermelons were grown beneath solar panels across 11 panel arrays, comprising three small plots (21 m x 6 m each) and eight large plots (31 m x 6 m each). Overall crop performance was assessed qualitatively based on plant growth success. Preliminary results indicate a crop establishment success rate exceeding 80%, underscoring the potential of agrovoltaic systems to contribute simultaneously to energy generation and food sustainability. 
Analysis of Water Quality Around the Fishpond Area, Citarum Watersheds, Karawang Regency: english Komarudin, Nurul Amri; Rakhman, Selly Arvinda; Tubal, Jairus Jesse M.
Jurnal Sains & Teknologi Lingkungan Vol. 18 No. 1 (2026): SAINS & TEKNOLOGI LINGKUNGAN
Publisher : Teknik Lingkungan Universitas Islam Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20885/jstl.vol18.iss1.art1

Abstract

This research was conducted to provide data on water quality based on physical and chemical parameters around the fishpond area, Citarum Watersheds, in Karawang Regency. Water quality is a primary requirement for the sustainability of local economic activities. However, with the increasing pollution load, there is concern that water quality around the fishpond area will decline, impacting fishpond productivity, public health, and the environment. Water samples were collected at 10 points along the Citarum Watersheds using a water quality test pen. The measured physico-chemical parameters included temperature, Total Suspended Solids (TSS), Total Dissolved Solids (TDS), pH, Dissolved Oxygen (DO), Biological Oxygen Demand (BOD), and Chemical Oxygen Demand (COD). The results indicate that several physico-chemical parameters still do not meet the quality standards established by Government Regulation (PP) Number 22 of 2021. These include BOD and DO, where concentrations at all observation points exceeded the quality standards, while the COD values exceeded the standard at most points, except at stations 1-5. This exception is due to their considerable distance from agricultural activities or other community practices. The high COD concentration indicates a significant load of organic pollutants, which are suspected to originate from agricultural runoff and domestic waste. Conversely, the low DO concentration is caused by microorganisms in the water body utilizing the oxygen. These microorganisms require DO as an electron acceptor in their metabolic processes, leading to a decrease in DO levels in the water and a corresponding increase in BOD. The BOD/COD ratio at the study site ranged from 0.46 to 0.5, meaning the pollutants are categorized as biodegradable. Therefore, it can be concluded that the waters in the downstream region of the Citarum River are still suitable for use in freshwater aquaculture activities.