Editorial Disclaimer: This institutional policy review, environmental stewardship commentary, and lifestyle analysis examines University of Santo Tomas Memorandum UST:SO06-00-ME05 (A.Y. 2026–2027) issued by the Office of the Secretary-General on September 2, 2026. Rooted in Catholic social teaching and Pope Francis’ encyclical Laudato Si’, this piece evaluates the “concessionaires-first” phased ban on single-use plastics, the transition…