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Mass migration - Wikipedia
Key facts about recent trends in global migration
Is the world ready for mass migration due to climate change? - BBC
The demographics of migration to the U.S. are rapidly shifting.
Mass Migration | RAND
Europe's migrant crisis: The year that changed a continent - BBC
Global Migration in the 21st Century: Navigating the Impact of …
A new wave of mass migration has begun - The Economist
World Migration Report 2022 - United Nations Network on …
The World Migration Report 2020