For Southeast Asia’s sinking cities, climate change is a design problem

Source(s)
ASEAN Today

As many of Southeast Asia’s megacities sink, understanding and addressing the problem is key to helping urban populations adapt to climate change.

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As Southeast Asia’s megacities continue to grow, some of the region’s biggest population centers are facing a growing design problem that most governments have only just begun to confront. 

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While cities can work to slow the subsidence, governments and communities will need to invest in adaptations as well. One place to start is by changing the patterns of development that exacerbate flooding—protect and restore urban canals and green space.

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A study published in late 2019 by Climate Central in the journal Nature Communications found that by 2050, the homes of at least 300 million people may be submerged by regular flooding due to rising sea levels. The study used machine learning to produce a new, more accurate global elevation dataset, replacing one that may have significantly overestimated the elevations of coastal areas. 

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