"In most of Asia, if you put that on a list of priorities it falls off the bottom of the page," said Steve Williams, head of Energy Solutions, which does consultancy work on industry services such as ports and infrastructure.
One in 10 people, mainly in Asia, live in coastal areas most at risk, an international study published last month found.
Ranked by population, China is most at risk to rising sea levels with 143 million people living by the coast.
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photo by Millso