Matondang, Dinda Raudya Hafiza, et al. “Waste Management Education Through the Upcycle Method to Increase Environmental Awareness in SMP Muhammadiyah 17 Ciputat”. Synergy: Journal of Community Development and Social Cohesion, vol. 2, no. 1, May 2026, pp. 21-27, doi:10.68111/sjcds.v2i1.154.