Topic Seven Flashcards
Optimum Population
Enough resources for the amount of people
Under Population
Not enough people to fully explore the resources that are available
Over Population
Too many people and not enough resources to support them
What do over populated countries tend to have
Net emigration
High unemployment
Low wages
Overpopulated countries example
India
China
Vietnam
Underpopulated Countries tend to have
Higher Incomes
Low unemployment
Inward migration
Example of an underpopulated country
Australia - encourages migration of skilled workers boost economic-performance
Current Population of Nigeria
225 Million
Expected Population of Nigeria
800 Million
How will the increase of population affect Nigeria environmentally
More people will mean more carbon
Soils already under immense pressure - 33% of soils already degraded
How will the increase of population affect Nigeria’s food resources
More homes to house the people - less natural land to grow crops
More expensive to import higher amounts of food
How will the increase of population affect Nigeria’s Health and well being
More disease transmission
More people = less green space - could lead to bad mental health
Carrying Capacity
The total amount of people the planet is able to support
In 2019 how many Ha of biologically productive land was there
12 billion Ha people tend to build on this land - reduces the productivitiy
Ecological Footprint
The impact humans have had on ecosystems, created by overuse of water, land and other natural resources
How many planets would we need if we lived like Americans
8
Economic Challenges driven by human population growth
More energy will be used
Scarce Resources
Increased Unemployment
Price Rises
Environmental Challenges driven by human population growth
Habitat Loss
Desertification
More Waste
Deforestation
Social Challenges driven by human population growth
Demand for housing
More diseases being spread/pandemics
Political Challenges driven by human population growth
Wars and conflicts
Managing resources
Managing Population
