Estimation and Assessment of Carbon Sequestration Stocks in Topsoils of Reclaimed and Revegetated Mined-Land in Mineral Extraction Site in Bunawan, Davao CityAdorico M. Aya-ay and Venchie C. BadongE3S Web Conf., 712 (2026) 08004DOI: https://doi.org/10.1051/e3sconf/202671208004