Barrons' Human Geography Unit 2

Ecumene

Number of people living in an area per a unit of measurement.

Arithmetic density

Physiological density

The number of people per unit of area of arable land, which is land suitable for agriculture.

Agricultural density

Carrying capacity

Sustainability

providing the best outcomes for human and natural environments both in the present and for the future

Distribution

Exponential growth

Doubling time

The number of years needed to double a population, assuming a constant rate of natural increase.

a sudden increase or burst in the population in either a certain geographical area or worldwide

Population pyramid

Cohort

Demography

Natural increase

Mortality

Natural Increase Rate

Maternal mortality rate

Dependency ratio

Demographic equation

The formula that calculates population change. The formula finds the increase (or decrease) in a population. The formula is found by doing births minus deaths plus (or minus) net migration. This is important because it helps to determine which stage in th

The process of change in a society's population from a condition of high crude birth and death rates and low rate of natural increase to a condition of low crude birth and death rates, low rate of natural increase, and a higher total population.

Demographic momentum

Overpopulation

Underpopulation

Thomas Malthus

Eighteenth-century English intellectual who warned that population growth threatened future generations because, in his view, population growth would always outstrip increases in agricultural production.

Ester Boserup

A belief that the world is characterized by scarcity and competition in which too many people fight for too few resources. Named for Thomas Malthus, who predicted a dismal cycle of misery, vice, and starvation as a result of human overpopulation

Immigration

Emigration

Laws of migration

Gravity Model

Push factors

Pull factors

Chain Migration

migration of people to a specific location because relatives or members of the same nationality previously migrated there

the presence of a nearer opportunity that greatly diminishes the attractiveness of sites farther away

Forced Migration

transhumance

Migratory

Refugees

internal refugees

international refugees

Baby Boom

Baby Bust

Generation X

Generation Y

Census tract

a division of human geography concerned with spatial variations in distribution, composition, growth, and movements of population.

Rust Belt

Sun Belt

J curve