GEOG 1HA3 Lecture Notes - Lecture 7: Population Ageing, Population Pyramid, One-Child Policy
14 Mar 2017
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Thomas robert malthus (1766-1834: an essay on the principle of population (1798, malthus(cid:859) argu(cid:373)e(cid:374)t, food supply increases in a linear fashion, population increases in an exponential fashion. Population growth theory: malthus: pre(cid:448)e(cid:374)tati(cid:448)e (cid:862)(cid:272)he(cid:272)ks(cid:863) o(cid:374) populatio(cid:374, positive checks on population. He did not expect: agricultural productivity, contraception. Fertility transition: a model to explain changes in population due to social/cultural and economic processes that affect levels of fertility. More developed world: 19th & early 20th century. Economic growth (people became more prosperous, but their fertility rates went down) Less developed/developing world: late 20th century & today. Social & cultural change: contraception use: >50, contraceptive methods: ~85, public health/family planning education. Social status of women: greater empowerment over fertility. Cultural transition: one that welcomes and encourages lower fertility, and that provides the means for women to do this. They can strategically alter the fertility rates through polices, directly or indirectly. Governments have the ability to alter population in three main ways:
