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Joel Ephraim Cohen NAS AAA&S APS CFR AAAS (born February 10, 1944) is a mathematical biologist.He is currently Abby Rockefeller Mauzé Professor of Populations at the Rockefeller University in New York City and at the Earth Institute of Columbia University, where he holds a joint appointment in the Department of Earth and Environmental Sciences, the Department of Ecology, Evolution and ...
Joel E. Cohen, How Many People Can the Earth Support?, 1995, W. W. Norton & Company. Howard Bucknell III. Energy and the National Defense, 1981, University of Kentucky Press; William Catton, Overshoot, 1982, University of Illinois Press. Mathis Wackernagel, Our Ecological Footprint: Reducing Human Impact on the Earth, 1995, New Society Publishers.
On the question inside the OP's question, I recall Joel E. Cohen's 1995 book How Many People Can the Earth Support? as being a good, level-headed source. He's quoted in the article Ghmyrtle linked to above.John Z 01:11, 21 January 2016 (UTC)
2. "Thus, the carrying capacity is the number of individuals an environment can support without significant negative impacts to the given organism and its environment." The first definition allows the population (say of humans) to sink into poverty, a condition that must be considered to have a significant negative impact on the organism!
Many studies have tried to estimate the world's sustainable population for humans, that is, the maximum population the world can host. [5] A 2004 meta-analysis of 69 such studies from 1694 until 2001 found the average predicted maximum number of people the Earth would ever have was 7.7 billion people, with lower and upper meta-bounds at 0.65 and 9.8 billion people, respectively.
The 2,000-pound bomb’s large 365-meter (about 1,198-ft) lethal fragmentation radius is evident in many videos reviewed by CNN, where several buildings are seen to have been flattened in a single ...
The exact number of cans per pound can't be quantified due to different measurements. Depending on the brand, estimates show there are usually 32 to 35 cans per pound. For smaller, more common 12 ...
Cohen, J. 1995. How Many People Can the Earth Support? New York: Norton and Co. Dyball, R. and Newell, B. 2015 Understanding Human Ecology: A Systems Approach to Sustainability London, England: Routledge. Henderson, Kirsten, and Michel Loreau. "An ecological theory of changing human population dynamics." People and Nature 1.1 (2019): 31–43.