Sari, A.R., Sarie, F., Suparni, S., Berkah Nadi , M.A. and Karunia , M.N. 2024. The Effect of Environmentally Friendly Transportation Implementation and Supporting Policies on Air Pollution Reduction in Central Kalimantan. West Science Interdisciplinary Studies. 2, 03 (Mar. 2024), 605–614. DOI:https://doi.org/10.58812/wsis.v2i03.739.