Singapore, July 14 -- Singapore marked a significant milestone in its green building journey as Building and Construction Authority (BCA) and Singapore Green Building Council (SGBC) have celebrated two decades of the BCA Green Mark certification scheme.

The scheme was launched 20 years ago by BCA with just 17 certified buildings in 2005. Singapore now boasts 2,590 Green Mark-certified buildings as of March 2025. These green buildings collectively save over 4.2 billion kWh energy annually - equivalent to powering 1 million 4-room HDB flats and 1.3 billion SGD (1 billion USD) in cost savings per year.

The carbon emissions offset by these buildings are equivalent to replanting a forest more than 13 times the size of Singapore.

Singapore's...