In observance of World Environment Day, the NSS Unit of St. Thomas Higher Secondary School hosted Environment Day celebrations on June 5, 2026 . Smt. Suja P S, Assistant District Coordinator of the Kerala Shuchitwa Mission, and Shri Aneesh Aansalam, social worker, were the chief guests for the celebrations. An awareness session on Environment and sanitation, singing of environmental songs, sapling planting drive, pledge, poster design competition and other cultural events were conducted. The programme also featured the ceremonial lighting of the lamp to formally inaugurate the event.