https://mathjournal.unram.ac.id/index.php/Rengganis <p align="justify"><img src="/public/site/images/denyadmin/rengganis_logo.png" width="85" height="85"><strong>Rengganis Jurnal Pengabdian Masyarakat</strong> merupakan jurnal yang diterbitkan oleh Program Studi Pendidikan Matematika Universitas Mataram memuat artikel-artikel ilmiah mengenai berbagai aktivitas pengabdian dan pemberdayaan masyarakat dari berbagai disiplin ilmu diantaranya kependidikan, matematika dan sains, sosial, pertanian dan peternakan, bahasa, bisnis dan ekonomi, teknik dan kejuruan, serta kesenian.</p> <p align="justify">Frekuesi terbitan sebanyak 2 kali, yakni <strong>Mei</strong>&nbsp;dan <strong>November<br><br></strong>p-issn: 2797-1708<br>e-issn: 2797-1694<br>Akreditasi <a href="https://sinta.kemdikbud.go.id/journals/profile/13260">Sinta-4</a></p> Pendidikan Matematika, FKIP Universitas Mataram en-US Rengganis Jurnal Pengabdian Masyarakat 2797-1708 https://mathjournal.unram.ac.id/index.php/Rengganis/article/view/372 <p><em>Lembah Sari Village is one of the villages located in Batu Layar sub-district, West Lombok Regency, West Nusa Tenggara. The village has an area of 500 hectares with a population of 3,161 people. Lembah Sari Village is surrounded by hills and lots of green land, making it a special attraction for visitors to the village. The large population in Lembah Sari Village has its own problems, namely the number of villagers who use plastic waste in their daily activities so that this becomes a problem that needs to be addressed. As a form of scientific service to the community, the teaching staff together with Civil Engineering students of Muhammadiyah Mataram University together provide assistance in utilizing plastic waste into eco-bricks which are appropriate technology. This eco-brick is made by utilizing plastic waste around the village and then utilized into a form of building material or other materials. This eco-brick can be one of the solutions to reduce plastic waste in Lembah Sari village and be utilized as a business for the Lembah Sari village community</em></p> Nurul Hidayati Adryan Fitrayudha Ahmad Zarkasi Muhammad Khalis Ilmi Erni Yustissiani Hady Rasikhun Ringgi Puteri Samengasbumi Feri Irawan Viara Amaelisa Febrian Ekasapta Copyright (c) 2025 Nurul Hidayati, Adryan Fitrayudha, Ahmad Zarkasi, Muhammad Khalis Ilmi, Erni Yustissiani, Hady Rasikhun, Ringgi Puteri Samengasbumi, Feri Irawan, Viara Amaelisa, Febrian Ekasapta https://creativecommons.org/licenses/by-sa/4.0 2025-06-16 2025-06-16 5 2 269 276 10.29303/rengganis.v5i2.372