Renovation and demolition, as tools for improving the built environmentFrancis O. Okeke, Emeka J. Mba, Ajuluchukwu E. Igwe, Foluso C. Awe, Ebere D. Okonta, Emmanuel C. Ezema, Peter I. Oforji and Chinemerem M. B. OkekeE3S Web Conf., 563 (2024) 02042DOI: https://doi.org/10.1051/e3sconf/202456302042