Heavy metal removal performance of materials for treatment of road runoff in roadside trenches Rathnaweera, Manamperuma, Granøien, Maletskyum Hoel, Vik Forfatter: Eilen A. Vik, Espen Hoel, Jonas Granøien, Lelum D. Manamperuma, Subhash S. Rathnaweera, Zakhar Maletskyi År: 2025 Tema: Veivann,