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module 7 review
| Term | Definition |
|---|---|
| population distribution | the pattern in which humans are spread out on earth's surface |
| anthropocene | the period in which humans activities have had the dominant influence on the environment |
| demography | the statistical study of population and its change |
| eurasia | a massive piece of land on earth that consists of Europe, with just under 10% of the human population, and asia, which accounts for almost 60% of humanity |
| ecumene | the portion of earth's surface with permanent human settlement |
| population clusters | heavily populated areas that illustrate the unevenness in global population distribution; geographers have identified four population clusters on earth; South Asia, east asia, southeast Asia, and europe |
| metacity | a city with more than 20 million residents |
| megacity | a city with more than 10 million residents |
| developed (or industrialized) country | a country with an advanced economy and a high standard of living |
| developing (or industrializing) countries | countries that are of relatively low income or economically poorer than developed countries |
| snow belt | states located in the northern and Midwestern parts of the country |
| subelt | states in coastal areas and the south and southwest |
| mean center of population | the balancing point given the distribution of population |
| population density | the average number of people per unit of land area |
| arithmetic (crude) density | the average number of people per unit of land area (usually per square mile or kilometer) |
| physiological density | the average number of people per unit area (a square mile or kilometer) of arable land |
| arable land | land suitable for cultivation |
| agricultural density | the number of farmers per unit of arable land |
| carrying capacity | the number of people a particular environment or earth as a whole can support on a sustainable basis |
| human well-being | the state of being comfortable, healthy, or happy |