Environmental implications of styrofoam waste and its utilization as lightweight fill material for embankment constructionAditia Febriansya, Iskandar, Dewi Amalia, Risma Nur Indah and Yulia WidyaningsihE3S Web of Conf., 479 (2024) 07036DOI: https://doi.org/10.1051/e3sconf/202447907036