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Optimalisasi Ruang Belajar Ramah Anak di Sekolah Alam Taman Siswa Pesisir Cilincing Jakarta Utara Tuti Widyaningrum; Januar Agung Saputera; Ansadilla Niar Sitanggang
BERDIKARI Vol 5, No 1 (2022): Jurnal Berdikari
Publisher : Universitas 17 Agustus 1945 Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (660.546 KB) | DOI: 10.52447/berdikari.v5i1.5531

Abstract

Education is the key to success in improving the quality of human life. With a good education, every person can develop well their capacities so that they can be usefull for themselves and their society. However, not all people are able to access and enjoy the right to education which is the responsibility of the government. Sekolah Alam Taman Siswa Pesisir is here to provide volunteers to help with learning for fishermen's children to learn to read and write and educate national character. However, the learning space facilities for students are still not feasible and unsafe because they are located on the former back of a fishing boat which is already fragile and has no roof. Therefore, it is necessary to improve the learning space facilities so that they become more conducive and optimize to the teaching and learning process so that it is beneficial for students and teachers as well as the community around the school in Sekolah Alam Taman Siswa Pesisir Cilincing, North Jakarta.
Literature Study on the Potential of Rice Husk Ash as a Local Pozzolanic Material in Concrete Nisa, Mitsaq Addina; Ansadilla Niar Sitanggang
Journal of Civil Engineering and Planning (JCEP) Vol. 6 No. 1 (2025)
Publisher : Program Studi Sarjana Teknik Sipil Universitas Internasional Batam

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37253/jcep.v6i1.10399

Abstract

The production of cement, as the primary material in concrete manufacturing, significantly contributes to global carbon emissions. To mitigate this impact, one of the solutions being developed is the use of natural or artificial pozzolanic materials as partial substitutes for cement. Rice Husk Ash (RHA) is an agricultural waste rich in amorphous silica and holds great potential as a local pozzolanic material in Indonesia. The review results show that using RHA in the range of 10–20% can enhance the compressive strength and improve concrete resistance to aggressive environments. The effectiveness of RHA is highly influenced by the fineness of its particles and the combustion process. Considering its availability and environmental impact, RHA has great potential as an eco-friendly material solution for construction based on local resources.
Sustainable Biogas Development in Argosari Village: A Spatial, Environmental, and Economic Feasibility Analysis Ghefra Rizkan Gaffara; Arfilian Permana Putra; Debby Syafriyandi; Raafi Widyaputra Yulianyahya; Ansadilla Niar Sitanggang
Journal of Embedded Systems, Security and Intelligent Systems Vol 6, No 3 (2025): September 2025
Publisher : Program Studi Teknik Komputer

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59562/jessi.v6i3.9589

Abstract

Energy transition at the village level plays a crucial role in Indonesia’s strategy toward sustainable energy independence. This research examines the biogas-based renewable energy development in Argosari Village as a model of community-driven sustainability. The study integrates qualitative and quantitative analyses—spatial, environmental, and economic—using IPCC guidelines, Location Quotient (LQ), Internal Rate of Return (IRR), and Net Present Value (NPV). The research involved interviews with 45 households, three focus group discussions with farmer associations, and secondary data from the Malang Regency Bureau of Statistics. Results show that 57% of households have installed biogas units, reducing GHG emissions by approximately 60% (1.2 tons CO₂ per household annually), and achieving a B/C ratio of 1.75. Sensitivity analysis indicates project feasibility remains positive even under ±15% variation in maintenance and subsidy levels. Comparative analysis with rural biogas programs in India and China highlights Argosari’s unique integration of social, economic, and environmental benefits. This study contributes a replicable framework for community-scale renewable energy implementation in rural Indonesia.