HST 296 Chapter Notes - Chapter 5: Smallpox Vaccine, Measles Vaccine, World Health Organization
Document Summary
World population rates are growing: longer life expectancy, lower infant mortality rate, fewer causes of death, fertility transition. The most shocking demographic about the post war era is population growth. In 1999 the worlds population passed 6 billion. It took one century for the population to double from 1 billion to 2 billion in the. Half a century for it to double again to 4 billion in 1976. Predicted to be 9 or 10 billion by 2050. Most of the population growth since the 1960"s has been outside of developed countries. Africa"s population was half the size of europe"s in the 1950"s: by 1985, the both had populations around 480 million, africa"s population is expected to be 3 times the size of europe"s by 2025. 1. 58 billion/480 million: there are concerns that african economies will not be able to cope with the. Populations will grow substantially until smaller numbers of children become more popular.
