Speaking at a public lecture in Fiji, ADB President Takehiko Nakao says the Pacific Islands are already among the most vulnerable in the world to disasters - as cyclone Pam in Vanuatu earlier this year reminded us.
He said natural disaster cost most Pacific island countries over 2% of Gross Domestic Product each year.
Nakao said expert on International Panel on Climate Change has reported without policy chnage, we can expect a world that is 4 degrees warmer by the end of the century.
