In this insightful podcast, the focus is on the pivotal role of the building sector in carbon emissions and the ongoing efforts to achieve decarbonization. Muhammad Nur Fajri Alfata, the first speaker, underscores that decarbonization entails minimizing carbon emissions by reducing energy consumption and enhancing efficiency, with a key emphasis on transitioning to renewable energy sources during the operational phase of buildings. Devi Laksmi Zafilus, the second speaker, elaborates on the three crucial steps in decarbonization: diminishing energy usage, optimizing energy efficiency, and integrating renewable energy sources. Both speakers advocate for a gradual and comprehensive approach to decarbonization, expressing satisfaction with governmental initiatives and foreseeing positive impacts from new regulations in Indonesia. They stress the significance of fostering public awareness, promoting behavioral change, and cultivating a cultural shift toward energy conservation within society.