Question: Age Distribution

Answer: A model used in population geography that describes the ages and number of males and females within a given population; also called a population pyramid.

Question: Agricultural Density

Answer: The ratio of the number of farmers to the total amount of land suitable for agriculture.

Question: Arithmetic Density

Answer: The total number of people divided by the total land area.

Question: Carrying Capacity

Answer: largest number of individuals of a population that a environment can support

Question: Census

Answer: population count

Question: Contraception

Answer: birth control by the use of devices (diaphragm or intrauterine device or condom) or drugs or surgery

Question: Crude Death Rate (CDR)

Answer: The number of deaths per year per 1,000 people.

Question: Crude Birth Rate(CBR)

Answer: the number of live births yearly per thousand people in a population

Question: Demographic Transition

Answer: change in a population from high birth and death rates to low birth and death rates

Question: Demography

Answer: study of populations

Question: Dependency Ratio

Answer: The number of people under the age of 15 and over age 64, compares to the number of people active in the labor force.

Question: Doubling Time

Answer: the time required for a population to double in size

Question: Ecumene

Answer: The portion of Earth's surface occupied by permanent human settlement.

Question: Epidemiological Transition

Answer: distinctive causes of death in each stage of the demographic transition

Question: Infant Mortality Rate (IMR)

Answer: The total number of deaths in a year among infants under one year old for every 1,000 live births in a society.

Question: Life Expectancy

Answer: an expected time to live as calculated on the basis of statistical probabilities

Question: Malthus, Thomas

Answer: Was one of the first to argue that the worlds rate of population increase was far outrunning the development of food population. This is important because he brought up the point that we may be outrunning our supplies because of our exponentially growing population.

Question: Pronatalism

Answer: an ideology promoting many children

Question: Antinatalism

Answer: Official policies designed to discourage births

Question: Natural Increase Rate (NIR)

Answer: The percentage growth of a population in a year, computed as the crude birth rate minus the crude death rate.

Question: Neomalthusians

Answer: a belief that the world is characterized by scarcity and competition in which too many people fight for few resources. Pessimists who warn of the global ecopolitical dangers of uncontrolled population growth

Question: Overpopulation

Answer: too much population

Question: Physiological Density

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

Question: Cornucopians

Answer: optimists who question limits-to-growth perspectives and contend that markets effectively maintain a balance between population, resources, and the environment

Question: Population Agglomerations

Answer: When populations cluster around cities and have suburbs and cities and such

Question: Population Pyramid

Answer: A bar graph representing the distribution of population by age and sex.

Question: Replacement Fertility

Answer: the number of children a couple must have to replace themselves (2.1 developed, 2.7 developing)

Question: Sex Ratio

Answer: The number of males per 100 females in the population.

Question: Total Fertality Rate

Answer: the average number of children a woman in a given population will have in her lifetime. This number is different in different countries

Question: Zero Population Growth (ZPG)

Answer: when the birth rate equals the death rate