class28terms - Class 28 Thursday Glossary terms pertinent...

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Class 28: Thursday April 24, 2008 Glossary terms pertinent to Lectures 28 (some may pertain to Lectures 29 and 30): aging, proportion of U.S. population over 60 climate change dependency ratio dependency ratio, Russia case study doubling rate, human population in different cultural evolutionary stages elderly, care for by family energy use as a measure of cultural complexity family size, modern human genetic pollution global warming Law of Biotic Potential Leibig’s law of the minimum life expectancy obesity, linked to cancer obesity, linked to diabetes Roundup traffic in human lives urbanism, modern trends water women, status of in developing nations aging, proportion of population over 60 : 1950, c. 8%; 2000, c. 10%; By 2050, 21% - 33%. climate change -drives evolutionary change; the earth‘s climate has undergone several dramatic shifts, but the recent combined set of changes -- rise in temperature, rise in atmospheric carbon dioxide and loss of the ozone layer -- are occurring much more rapidly than at any other time in earth‘s history. dependency ratio, Russia case study -Russia‘s present demographic patterns include a declining population (145 million in 2000, projected to be 121 million in 2050), declining marriage and fertility rates, and increasing divorce rate. The World Bank rejected the Russian government‘s plan to institute individual retirement accounts, saying that
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