LOS BAÑOS, Laguna, Dec. 1 (PIA) — At least 10 secondary and tertiary schools here participated in the Mural Painting Contest organized by the Department of Environment and Natural Resources (DENR) in partnership with the Philippine Information Agency (PIA) – Calabarzon in line with its climate change awareness campaign dubbed as “Nagbabago na ang Panahon, Panahon na Para Magbago.” 50 more words