The National Building Research Organization (NBRO) conducted a discussion on sustainable urbanization on February 9th, 2024. It included the presence of Professor Paolo Tombesi, Dr. Milinda Pthariraja, Eng. (Dr.) Asiri Karunawardena, Plnr. Chinthaka Rathnaisiri, Plnr. Chathuranga Kumarasiri, and other officials. The conversation covered important subjects such as the relationship between building lifecycles and CO2 emissions, the computation of the environmental implications of urban shapes, and the application of advanced techniques, such as drone imaging, for monitoring material utilization in construction.