Living 20.4% By Indy Staff Thu Feb 05, 2009 | 12:00am Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Click to email a link to a friend (Opens in new window) Email Click to print (Opens in new window) Print Add independent.com on Google Add the SB Independent as your preferred source to see more of our stories on Google. 20.4% The percentage of the Earth’s total land area that Africa covers. source: wikipedia.org/wiki/Africa.