Is Earth Overpopulated BBC Documentary Flashcards
What is Earth’s current population size?
7 billion
What was the average number of babies that women of Bangladesh had in 1970 and how long was the child predicted to live?
7 babies per woman with a lifespan of less than 50 years
What is the average number of babies that women of Bangladesh have now and how long is the child predicted to live?
2.2 babies per woman with a lifespan of 70 years
In 1963, what made the biggest differences in population size and number of offspring a woman had?
Developed countries had less babies per woman
Globally from 1963 to 2012, babies born per woman changed from 5 per woman to ____ per woman in 2012.
2.5
What has helped to decrease the number of children born per woman globally?
Preconceived ideas and education
List two things that have helped save the life of children (increase their lifespan) in Bangladesh
Better basic health and improved hygiene
How many people are predicted to be on Earth before the growth rate starts to flatten?
11 billion
How can the population of Earth increase if the number of children being born is less?
We’ve increased the length of life
In the year 2100, which countries of the world will have the smallest population? Largest?
Europe and the Americas will have the smallest populations
Africa and Asia will have the largest populations
How has life in Mozambique improved for the people there, list some examples?
New hospital and a booming economy (new industry new jobs)
How do the people making $100 per day view the people below them?
It seems like everyone else is living on the same amount of money
How do the people making $1 per day view the people above them?
They know how much better life would be if they could manage to even make $10 a day
What does literate mean? And how many of the world’s current population of adult’s are literate?
Literate- can read and write
80% of the world’s population is literate
In 2012, which country ( blue on graph) has the most people that live in extreme poverty?
Africa
What could help Africa’s agriculture?
Technology
What does a good life mean for most people in the world?
More machines and much more use of energy
How much energy used today is still harvested from fossil fuels?
80%
What is the correlation between use of fossil fuels and wealth?
Increased wealth = Increased use of fossil fuels
What is the conclusion regarding the overpopulation of the Earth?
The richest have to change their lifestyle, overpopulation has already been taken care of
What are the two most important factors driving human population growth?
Child survival, birth rate, education, health care
What were some reasons for major population declines in the 20th century?
World wars and diseases
Do you think there are any limitations to population growth that were not mentioned in this video?
Space- people will die off if there isn’t enough space on Earth for them to live
Food- shortage of food, famines
Disease- new diseases develop and kill us all
Natural disasters
Pollution
Is there any benefit to human population growth?
Anthropocentrist- More humans = more chance of finding a way to fix climate change
Biocentrist- No, we’re already destroying the planet
Ecocentrist- No, we’re already destroying the planet; not sustainable
