FILE - In this Friday, March 22, 2019 file photo, children scrape through for remaining rice inside a pot at a center for those displaced after Cyclone Idai hit coastal Mozambique, in Beira, Mozambique. The U.N. high commissioner for refugees, Filippo Grandi said Friday June 17, 2021, that conflicts and the impact of climate change in places like Mozambique were among the leading sources of new flows of refugees and internally displaced people in 2020.(AP Photo/Themba Hadebe, File)

FILE - In this July 15, 2019 file photo, an Ethiopian Tigray migrant, makes a phone call to her mother in Ethiopia, as she takes shelter under trees at the last stop of her journey before leaving by boat to Yemen in the evening, in Obock, Djibouti. Ethiopia's Tigray region was among the leading sources of new flows of refugees and internally displaced people in 2020, according to Global Trends report released on Friday June 18, 2021, by the United Nations refugee agency UNHCR. (AP Photo/Nariman El-Mofty, FILE)

FILE — In this Saturday, March 23, 2019 file photo, displaced families arrive after being rescued by boat from a flooded area of Buzi district, 200 kilometers (120 miles) outside Beira, Mozambique. The U.N. high commissioner for refugees, Filippo Grandi said Friday June 17, 2021, that conflicts and the impact of climate change in places like Mozambique were among the leading sources of new flows of refugees and internally displaced people in 2020. (AP Photo/Tsvangirayi Mukwazhi, File)