People
Introduction/Class Background
Growth and Tools
Portfolio Countries
Top 10
100

Coined the term ecological footprints.

William Rees

100

According to Gretchen Rubin, individuals with this tendency adhere to external expectations, but not internal ones.

Obliger

100

The census that was the first with a national paid advertising campaign. 

2000

100

Country at stage 2 of the demographic transition.

Chad

100

The fourth most populous country in 2024. 

Indonesia

200

The man who ran a year long experiment to have no impact on the environment.

Colin Beavan

200

The systematic or scientific study of social life, social change, and the social causes and consequences of human behavior. 

Sociology

200

There are this many official stages in demographic transition theory.

4

200

The country from our portfolio with the longest doubling time (does not apply to a country with a negative growth rate). 

Sweden

200

The country with the highest growth rate. 

South Sudan

300

Introduced the term sociological imagination in 1959.

C. Wright Mills

300

The study of the size, composition, growth, and distribution of human populations.

Demography

300

The period between 1900 – 1999 when world population increased from 1.6 billion to 6.1 billion is referred to as this.

Population explosion

300

Country from the portfolio with the lowest population count.

Ireland

300

The country with the third highest median age in 2023.

Japan

400

Conceived the concept Earth Overshoot Day.

Andrew Simms

400

A perspective that takes us above our day-to-day interactions to show us the big picture of how the social forces affects individual choices. 

Sociological Imagination

400

The greatest period of population growth in U.S. history.

1990s.

400

Country with the highest population density.

Egypt 

400

The country with the highest total fertility rate. 

Niger

500

First coined the term ethnocentrism

Ludwig Gumplowicz

500

Occur within the character of the individual; with self and areas of social life directly under the individual’s control; a private matter

Personal troubles

500

The first U.S. Census was in this year.

1790

500

Country from the portfolio with the fourth highest ecological footprint.

Paraguay

500

The fifth most populous country in 2024.

Pakistan