Explore a range of solutions for sea-level rise: Experts

National water agency PUB has planned for a second pump house at Marina Barrage. Experts said Singapore should look at more than engineering options to tackle the rise in sea levels. One solution could be a combination of natural eco-barriers, such a
National water agency PUB has planned for a second pump house at Marina Barrage. Experts said Singapore should look at more than engineering options to tackle the rise in sea levels. One solution could be a combination of natural eco-barriers, such as mangroves or coastal forests, with traditional sea walls.ST PHOTO: KEVIN LIM

With sea-level rise posing a grave threat, Singapore must look at a range of solutions alongside the engineering options highlighted by Prime Minister Lee Hsien Loong in his National Day Rally speech, experts said.

Associate Professor Adam Switzer, principal investigator for the Nanyang Technological University's Earth Observatory of Singapore, said carefully engineered reclamations and flood defences based on accurate local projections of sea-level change are likely to be the best options for Singapore.

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A version of this article appeared in the print edition of The Straits Times on August 22, 2019, with the headline 'Explore a range of solutions for sea-level rise: Experts'. Print Edition | Subscribe