âThe Next Great Migrationâ Review: A World in Motion From coral reefs to humans, all living organisms migrate in response to deprivation or pressure. Are we ready for the next big wave? Rohingya refugees near the Balukali camp in Coxâs Bazar, Bangladesh, in 2017. Photo: Kevin Frayer/Getty Images By Tunku Varadarajan Jan. 1, 2021 11:16 am ET In 2009, people in Tibet began to suffer from a novel form of unpleasantnessâunconnected to the torment of living under Chinese rule. There were widespread reports of âstrange itchy bites,â the first time anyone in that elevated tundra on the northern side of the Himalayas âcould ever remember being bit by a mosquito.â