4. Estimates for the Earth's carrying capacity have a wide range and the variance increases in modern times. No one is really sure what the carrying capacity is.
How Many People Can The Earth Sustain?
In the s it was calculated that Earth could only accommodate a billion Americans. (So with say million Americans Earth could carry only million.
Earth can support people based on the resources and how people use them, A hunter-gatherer earth can support 5–10 million people while a vegetarian diet Earth. In the 17th century, Dutch microbiologist Anton van Leeuwenhook () estimated that the Earth could support a maximum of billion people. Another.
Taking Poston's number into account, we came to our revised estimate of billion people born since , B.C.E. We also estimate that by another 4. How Many People Can the Earth Actually Hold? There are more than 7 billion people on Earth, but some experts think the population to reach 10 billion by the. One third of Earth's surface is desert which supports very few people. People can visit deserts but How much land does it take to support a human being? Some demographic projections suggest that population growth will stabilise in the 21st century, and many experts believe that global resources can meet this.