Why this story matters
It’s unheard of for almost an entire nation to want to leave home. But in Tuvalu, a tiny Pacific island nation where seawater now floods homes at high tide, 80% of residents applied to relocate to Australia last year, not because of war or persecution, but because their country is drowning.
See also: What can we learn from Tuvalu’s planned climate migration? | Experts’ Opinions
Tuvaluans are among the world’s first climate refugees, signaling that the great climate migration of the 21st century has already started. Yet international law offers them no protection. The 1951 UN Refugee Convention does not recognize climate displacement, leaving those forced to flee without status, rights, or guaranteed safety.
According to a new UN report, climate-related disasters have displaced 250 million people globally over the last decade, nearly 70,000 every day, with scientists warning this number could reach 1.2 billion by 2050.
For low-lying Pacific nations like Tuvalu and Kiribati, where most of the land sits barely two to three meters above sea level, climate displacement is not a distant threat; it is a daily struggle with tides, storms, and salt intrusion that poisons crops and drinking water.
The 1951 UN Refugee Convention protects people fleeing persecution based on race, religion, nationality, or social group, but not those escaping submerged homes, islands that have become uninhabitable, or rising seas. As a result, millions displaced by climate change are left in a legal vacuum. They are neither refugees nor protected persons; they are simply “migrants” whose displacement the law refuses to name.
This gap was highlighted in the Teitiota v. New Zealand case, when a Kiribati citizen, Ioane Teitiota, argued that climate change had made his homeland uninhabitable. The UN Human Rights Committee rejected his claim, saying the threat was not imminent, underscoring how almost impossible it is to claim asylum on climate grounds.
With no global framework, countries have introduced ambitious but scattered, fragile solutions.
The pattern is clear: awareness is growing, but action remains fragmented and politically vulnerable, leading to a far from coherent international protection system.
Without global standards, host countries set their own rules, often imposing strict quotas or eligibility criteria, and even lottery systems that can tear families apart. Some schemes exclude people with disabilities or chronic illnesses, who are often most at risk.
Alieta’s story, documented by Amnesty International, captures this cruelty. A teacher from Tuvalu with a visual impairment, she removed her name from her family’s visa application in 2016 to increase their odds of selection for New Zealand. Her husband and six-year-old daughter were selected. She was not. They have been separated ever since.
Climate and labor mobility expert Tupai Fotu Jackson stresses: “We need a humanitarian visa pathway that recognizes climate displacement not as a crisis of desperation, but as a reality that demands planning, dignity, and partnership.”
Humanitarian visas are a vital lifeline, but they are not a permanent fix. Closing the protection gap will require a three-pronged approach:
Planned relocation, legal pathways, and adaptation support must be established in advance so that survival never depends on luck, borders, or politics.
The improvised response to climate displacement reveals a deeper truth: the International Refugee Convention was not built for a crisis where entire nations may become uninhabitable.
Until international law adapts, millions will continue to rely on the fragile generosity of individual countries, hoping it will last long enough for them to find higher ground.