France, Dec. 12 -- RFI: The 1.5C threshold has divided governments. Some say it is unattainable, while others see it as political. Small island states defend it strongly. As a scientist and an islander, how do you see it?

Adelle Thomas: The 1.5C threshold is critical for small islands. The special IPCC reportshowed clearly and unequivocally that risks rise sharply as we pass 1.5C, especially for small islands and least developed countries. Going beyond 1.5C could even make some islands unable to exist in the future, particularly because of sea level rise.

RFI: Can you give an example for the Bahamas?

AT: We rely heavily on coral reefs. They protect our shores from erosion and storms. At 1.5C, about 90 percent of coral reefs may die. At...