APHUG unit 2 mod 7

anthropocene

period in which human activities have had the dominant influence on the environment

demography

statistical study of population and its change

population distribution

pattern in which humans are spread out on earth’s surface

eurasia

massive piece of land on earth that consists of europe (~10% of the human population) and asia (~60% of humanity)

ecumene

portion of earth’s surface with permanent human settlement

population clusters

heavily populated areas that illustrate the unevenness in global population distribution - geographers identified 4 population clusters on earth: south asia, east asia, southeast asia, and europe

metacity

city with more than 20 million residents

megacity

city with more than 10 million residents

developed country (mdc)

industrialized - country with an advanced economy and a high standard of living

developing country (ldc)

industrializing - countries that are of relatively low income or economically poorer than developed countries

snow belt

states located in northern and midwestern parts of the country

sunbelt

states in coastal areas and the south and southwest

population density

average number of people per unit of land area

arithmetic density

average number of people per unit of land area

physiological density

average number of people per unit area of arable land

arable land

land suitable for cultivation

agricultural density

number of farmers per unit of arable land

carrying capacity

number of people a particular environment or earth as a whole can support on a sustainable basis