population

The people living in a particular region; especially the total number of people in an area.

population distribution

How a population is spread over an area.

Demographer

A scientist who studies human populations, including their size; growth; density; distribution; and rates of births, marriages, and deaths.

Population Density

The average number of people living in a giving area.

Nile Valley

The fertile land located on both sides of the Nile River in Africa; site of one of the earliest civilizations.

How do the physical characteristics of a country tend to affect its population distribution?

Physical characteristics affect it because of land, and its population.

Why is it important to understand that population density is an average?

You need an average because than people won't know what the population is in the area.

How do the population distributions in Japan and Canada reflect this fact?

Japan has a large population and small land and Canada has a small population and large land.

birthrate

The number of live births each year per 1,000 people.

deathrate

the number of deaths per year per 1,000 people.

life expectancy

the number of years that a person may be expected, on average, to live.

Green Revolution

Changes in agriculture since the 1950s that have greatly increased the worlds food supply; the Green Revolution's reliance on costly technologies and dangerous pesticides can be both financially environmentally damaging to nations.

Why has the world's population increased so dramatically in the last 4 or 5 decades?

It is because the birthrate has increased and the deathrate has decreased.

How has Science and Technology contributed to the growing population?

Scientists have developed by making new fertilizers and soils for crops, and technology has contributed by having them find cures for diseases, also for surgeries have been made newer.

What are some dangers of the rapidly increasing population?

Rapid population growths affect the environment. People are cutting down trees to use the wood for fuel and for building.

migration

The movement of people from one country or region to another in order to make a new home.

immigrant

a person who moves to a new country in order to make a new home.

"push pull" theory

a theory of migration that says people migrate because certain things in their lives "push" them to leave, and certain things in a new place "pull" them.

Urbanization

The growth of city populations caused by the movement of people to cities.

rural area

An area with low population density, such as a village or a countryside.

urban area

An area with a high population density, a city or town.

Cuba

The largest island country in the Caribbean Sea.

Vietnam

A country located in Southeast Asia.

Jakarta

The capital and largest city of the Republic of Indonesia.

What are some reasons why people migrate from place to place?

People migrate from place to place because of land, work, and population. Changes in government force people to leave.

Why have some immigrants left their homelands to live in the U.S.?

People go to the U.S. because of jobs, land, population, and war. Thousands of people left Vietnam because of the Vietnam war.

What is the difference between migration within a country and migration from one country to another?

Migration from one country to another is for their jobs, starvation, or even war. Migration within a country is when people leave their countries for a few years to work hard and help their families and then come back home.

Urban

City

Rural

Farmland