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Humankind will need two planets by 2030 to keep up with its demands for goods and to make space for surging populations. This is according to the influential WWF Living Planet Report 2008, which warns that humanity is consuming the resources provided by Earth's natural systems much too fast.
Originally posted by WatchNLearn
reply to post by badmedia
Australia Surface Area
7686.85 thousands sq. km
Source (www.cia.gov...[/u rl])
7686.85 sq. km = 1,899,454 acres
Population = 6,857,224,225
Surface Area / Population
= 2.77 acres per person