Sunarhadi, R.M.A., Setyono, P., Kusumaningrum, L., Rahmawati, S., Suhardono, S. and Abdul Matin, H.H. 2023. E-commerce www.blonjo.online as Climate Change Campaign by Micro, Small and Medium Business Enterprise. Journal of Geography Science and Education. 4, 2 (Aug. 2023), 11–18. DOI:https://doi.org/10.32585/jgse.v4i2.2910.