Leaders of Cook Island, Kiribati, Marshall Islands, Nauru Palau and Tuvalu meet at the Laguna Hotel in Port Moresby ahead of the Pacific Island Leaders’ Summit this week.
The Niue government was not present as their team is yet to arrive in Port Moresby.
In a press conference they issued a special declaration on climate change that demanded the world limit the global temperature rise to 1.5 degrees Celsius and that countries uphold the principle of "polluter pays".