Anania B. Aquino, John Fiel O. Mendoza, Regine H. Jugan, Joanna Marie C. Mapa, and Renalyn G. Villafranca. “The Level of Awareness on Climate Change of Pre-Service Teachers in One State University in the Philippines”. International Journal of Social Sciences: Current and Future Research Trends, vol. 13, no. 1, Jan. 2022, pp. 207-15, https://ijsscfrtjournal.isrra.org/index.php/Social_Science_Journal/article/view/1221.