An aerial view of the port between the Pacific Ocean, top, and lagoon on November 27, 2019 in Funafuti, Tuvalu. The low-lying South Pacific island nation of about 11,000 people has been classified ...

As rising seas threaten to swallow the island nation of Tuvalu, Australia's "climate visa" aims to reach out to Tuvaluans, helping them make choices in the face of slow-moving disaster.