Human impact on Africa Interactive Map
This interactive map clearly shows the Sahel as a red area crossing Africa below the Sahara.
The Journey of Mankind is based on genetic research that shows the movement of humans out of Africa
Attribution:Rux - ReadyForTomorrow
License:http://creativecommons.org/licenses/by/2.5/
Attribution:Rosa Cabecinhas and Alcino Cunha (edited for size)
License: http://creativecommons.org/licenses/by-sa/2.0/
Attribution:http://www.4egypt.info/people_groups.htm
Attribution: http://www.atmos.albany.edu/student/gareth/amma.html
Attribution: This image was originally posted to Flickr by eismcsquare at http://www.flickr.com/photos/eismcsquare/43428482/. It was reviewed on 19:16, 03 January 2007 by FlickreviewR, and confirmed to be licensed under the terms of the cc-by-2.0.
License: http://creativecommons.org/licenses/by/2.0/
Attribution: CARPE
Attribution:http://bassosfamily.com/africa3.htm