una proiezione di livescience Live Science notes 10 billion people is the maximum carrying capacity of the earth Thomas Malthus food resources will become scare 9-10 billion estimates How Many People Can Earth Support? Menschengeneration maximum population the Earth can support recursos Menschengeneration maximum capacity carrying capacity Earth can only carry 10 billion people 最大承载力 http://www.livescience.com... http://www.livescience.com... Live Science - How Many People Can Earth Support? can handle around 10 Billion h recursos lower global fertility rate recursos