statistics
World Birth Rate 2000-2005: 22-20.15 births/1,000 population
World Death Rate 2000-2005: 9-8.78 deaths/1,000 population
World Population: 2000-2005: 6,080,671,275 – 6,446,131,400
Land on the Earth – 148,940,000 sq km
Acre of land on earth/person – 5.68
Round that up and you get 5.7 acres and growing per person on this planet. Now consider all of the other living stuff that is crowded in around us.