France, Nov. 6 -- People fleeing conflict, violence and persecution find themselves in places grappling with severe droughts, deadly floods and extreme heat, UNCHR said in a statement on Friday, warning that close to 90 million displaced people - the equivalent of three in four globally - are now living in countries most exposed to the effects of global warming.

"Refugees face a double injustice," said Anton Leis Garcia, the refugee agency's assistant high commissioner for operations.

"Forced to flee conflicts they did not cause, they are now on the frontlines of a climate crisis they have contributed least to." Returning to vulnerable countries

Climate change was also increasingly threatening the prospect of lasting solutions for disp...