World Population
Annual World Population Change:  1950-2050
http://www.census.gov/ipc/www/img/worldpch.gif

World Population Growth Rate: 1950-2050
http://www.census.gov/ipc/www/img/worldgr.gif

World Population: 1950-2050
http://www.census.gov/ipc/www/img/worldpop.gif