Singapore national water agency explores underground space to protect island against rising sea levels

By the end of this century, the average sea level surrounding Singapore could rise by up to 5m. - The Straits Times/ANN

SINGAPORE, Jan 2 (The Straits Times/ANN): National water agency PUB is exploring the use of underground space to defend Singapore against rising sea levels amid climate change and more intense rainfall.

Responding to queries from The Straits Times, the agency said on Dec 29 that a study to assess the feasibility of using an underground drainage and reservoir system to combat inland and coastal flooding will start in 2023.