ANKARA Tuvalu, a small Pacific island nation with a population of just over 11,000, faces a dire future as rising sea levels threaten to submerge its nine coral atolls until the next century. Scientists predict that by 2100, 95% of Tuvalu’s land will be underwater during high tide. This impending crisis could strip Tuvalu of its physical territory, putting its status as a sovereign state at risk under international law, which requires a defined territory for statehood.   ‘Digital Nation’