Inclusion of performance requirements of Passive Cooling Systems in Building Energy Code of Cambodia. 20% of the newly constructed buildings will comply with Building Energy Code. MLMUCP. Building commercial. 32. Implementation of “passive cooling” measures in the cities (addressing urban heat island effect [UHIE]), public buildings and commercial buildings. cities (Phnom Penh and Siem Reap) analysed for mitigating UHIE and projects are implemented. 2% of the existing public and commercial buildings are retrofitted with passive cooling measures. MLMUCP. Building commercial. Source: Ministries’ submissions. (Project level emissions were submitted by the line ministries listed under Appendix 5). Table 8 The FOLU targets (detailed list of actions are listed in the Appendix 5). No. FOLU activities/target. Lead Ministry. Sector. 1.