Ch Human Population Growth pp

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Presentation transcript:

Ch. 20.3 Human Population Growth pp.388-390 It was predicted that Human Population couldn’t grow this high, but this didn’t factor in advances in agricultural. Agricultural has increased resource availability And we continue to increase What is the limit?

Ch. 20.3 Human Population Growth pp.388-390 Currently the human population is in exponential growth From size, not from growth rate What is the relationship between Bubonic plague (bacterial infection) and Ebola (viral)

Ch. 20.3 Human Population Growth pp.388-390 Exponential growth not from growth rate: Current growth rate about 0.0114 per capita (𝑏𝑖𝑟𝑡ℎ𝑠 −𝑑𝑒𝑎𝑡ℎ𝑠) 𝑝𝑜𝑝𝑢𝑙𝑎𝑡𝑖𝑜𝑛 𝑠𝑖𝑧𝑒 Updated from book information Capita

Ch. 20.3 Human Population Growth pp.388-390 Developed countries = industrialized countries Cars, factories, modern cities N. America, Europe… Developing countries = low industrialization few cars, usually higher growth rates Asia, Africa, S. America…

Ch. 20.3 Human Population Growth pp.388-390 The carrying capacity of Earth for humans is uncertain The average estimate is 10–15 billion http://www.worldometers.info/world-population/