Key Terms
The number of deaths in a certain area at a given time.
death rate
What impact does a low death rate have on population growth?
It contributes to population growth because more people live longer, healthier lives.
What does "migration" mean?
The movement of people from one place to another.
What does "densely populated" mean?
An area with a high number of people living closely together.
Name one effect of overcrowded cities.
housing shortages
increased pollution
lack of resources
The number of babies born in a certain area at a given time
birth rate
Name one main reason for a high birth rate globally.
In many areas, there is limited access to family planning, resulting in higher birth rates.
Name one push factor in migration.
Examples include war, violence, persecution, or natural disasters.
Give an example of a sparsely populated area.
Deserts, mountain regions, or remote rural areas.
How does population growth impact resources like food and water?
population growth can lead to resource shortages and increase the demand for food and water.
The time it takes for a population to become twice as big
doubling time
How does immigration affect population size?
It increases the population of the country that immigrants move to.
What is a pull factor? Give an example.
A pull factor is something that attracts people to a place, such as job opportunities or family connections.
Why is the Nile River area densely populated?
The Nile provides water and fertile land, which are essential for farming and sustaining life.
Describe one environmental impact of population growth.
pollution
deforestation
increased carbon emissions.
The number of people living in a specific area, often expressed as people per square mile.
population density
The process of people moving from rural areas to cities, causing the cities to grow larger.
urbanization
Describe one effect of migration on local resources.
Increased migration can lead to a strain on local resources, such as food, housing, and water.
Name one resource people need to settle in a new area.
Examples include water, food, shelter, or a way to earn a living.
What happens when population growth exceeds available resources?
It can lead to poverty, malnutrition, and lack of access to healthcare and education.
A large city or group of cities that have grown so much they almost connect together.
megalopolis
Explain how better healthcare impacts population growth.
Better healthcare reduces the death rate, allowing more people to live longer, thus contributing to population growth.
How does migration contribute to urbanization?
Migration, especially to cities, increases urban population, often leading to city expansion and greater population density.
Explain why deserts are often sparsely populated.
Deserts have limited water, extreme temperatures, and few resources to support large populations.
Name two infrastructure demands that come with high population density.
The need for more schools, hospitals, roads, and housing.