French President Emmanuel Macron on Tuesday (June 10) met with leaders of Pacific island nations on the sidelines of a United Nations ocean conference in the southern French city of Nice.Macron discussed the impacts of climate change to the Oceania nations, one of the regions most prone to rising sea levels, and said Paris "will use its diplomacy in close link with our common interests in the Pacific."France possesses overseas territories in the Pacific, which includes New Caledonia, French Polynesia and Wallis and Futuna.The meeting comes as delegates are meeting for the U.N.