AP Human Geography Exam Ultimate Study Guide

Crude Birth Rate (CBR)

A primary demographic mechanism impacting the configuration of a population pyramid, indicating whether the base is expansive or contracted.

Drivers of High CBR in Stages 1 and 2

Economic support needs, labor demands in agriculture, rigid gender roles, patriarchal norms, healthcare deficiencies, and high infant mortality rates contribute to high CBR in Less Developed Countries.

Economic Old-Age Support

In societies without formal social safety nets, children are viewed as economic resources responsible for supporting parents in their old age.

Agrarian Labor Requirements

In subsistence and intensive agriculture, children are vital as laborers, essential for farming and domestic productivity.

Rigid Traditional Gender Roles

Cultural pressures on women to marry young and have children, limiting their educational and employment options.

Traditional Patriarchal Systems

Cultural structures that prioritize male authority and restrict women's rights, education, and career opportunities.

Deficiencies in Healthcare and Contraception

A lack of reproductive education and access to modern contraceptives, compounded by cultural stigma against family planning.

High Infant Mortality Rate (IMR)

Causes families to have more births to ensure that some survive to adulthood, typically around $60$ per $1,000$ live births.

Drivers of Low CBR in Stages 3, 4, and 5

Economic costs of child-rearing, educational and career opportunities for women, access to family planning, diversified social norms, and low infant mortality lead to low CBR in More Developed Countries.

Child-Rearing Economic Costs

In urban settings, children shift from being economic assets to financial liabilities, increasing the costs associated with raising children.

Educational and Career Parity

The pursuit of higher education and career goals by both genders, delaying marriage and childbirth.

Universal Access to Family Planning

The availability of reproductive health education and contraceptives allows families to control and plan their size.

Diversification of Social Norms

Modern frameworks that embrace various lifestyles, including delayed marriage, non-marital unions, and voluntary childlessness.

Low Infant Mortality and Predictability

In More Developed Countries, high survival rates of infants result in families feeling less need to have many children.

High CBR Pyramids

Population pyramids showing an expansive base, with youth cohorts significantly wider than parent cohorts.

Low CBR Pyramids

Population pyramids characterized by a rectangular profile in Stage 4 or an inverted base in Stage 5.