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How Human Migration Works

        Science | Evolution

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  • American Studies at the University of Virginia. "Pilgrims and Puritans: Background."
  • Groleau, Rick. "Tracing Ancestry with MtDNA." NOVA Online.
  • ­Haywood, John, Ph.D. Atlas of World History. Barnes & Noble (2001).
  • Human Rights Watch. "Iraqi Refugees: Summary."
  • The Institute of Arctic and Alpine Research. "Postglacial Flooding of the Bering Land Bridge: A Geospatial Animation."
  • Jewish Virtual Library. "The Tragedy of the S.S. St. Louis."
  • National Geographic. The Genographic Project. http://­www­­
  • Schopf, J. William. Major Events In The History Of Life. Jones & Bartlett, (December 17, 1991).
  • ­Smithsonian Institution. "Theories on Modern Human Origins and Diversity."
  • United Nations Department of Economic and Social Affairs, Population Division. "World Urbanization Prospects: The 2005 Revision."
  • U.S. Census Bureau. "Table 2. Population of the 24 Urban Places: 1790."
  • U.S. Census Bureau. "Table 7. Population of the 100 Largest Urban Places: 1840."
  • U.S. Census Bureau. "Table 2. Population, Housing Units, Area Measurements, and Density: 1790 to 1990."
  • United States Holocaust Memorial Museum. "German-Jewish Refugees, 1933-1939."
  • U.S. Census Bureau. "State-to-State Migration Flows: 1995 to 2000."­