Pacific Island nations have been central to efforts to get the international shipping industry to commit to reducing greenhouse gas emissions.
More than 170 countries have struck a deal at the International Maritime Organization, or IMO, to halve emissions by 50 percent by 2050 compared to 2008 levels.
It's the first time the industry has committed to such a target.
Tim Glasgow reports.
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The Port at Suva, Fiji. Photo: RNZ / Jamie Tahana