1. According to the video, who or what might be the biggest threat to planet Earth?
over population/people
2. What effects does overpopulation have on Earth?
less food/over crowding/poverty/waste/deforestation/poverty/war over resources
3. How does world population growth effect water, food and energy?
there wont be enough for everyone
4. Where is the world's population data held?
NYC UN headquarters
5. What is the United Nations?
keep peace, ect.
6. How many people will live on Earth by 2050?
9 billion
7. Where is the greatest population growth going to take place?
africa
8. What has kept the world's population in check for most of human history?
sickness/lack of food/lack of water
9. Why did the population boom starting in 1800?
medicine/living conditions/more water and food improvements
10. What did Malthus say the problem of population growth is?
the demand will be way over the supply that the Earth has
11. How many people lack access to safe drinking water in the world?
more than a billion people
12. What is the importance of water to people and Earth?
it takes water to do everything, making shirts, ect.
13. Why not just desalinate sea water?
it takes a ton of energy and it is expensive. harmful to the sea
14. What did Iowa farmer Norman Borlaug do that helped the world's food supply?
he helped people in Africa to have a more efficient way of farming
15. What are some developed countries doing in developing countries in regards to farming?
16. According to the host of the video, what three things must people do to ensure that future generations have enough food and resources?
visectomy festivals, contraseption,
17. What did China and India do in the 1970's to try to reduce population? Which country was successful?
18. What two things are very important to women (and men as well) in helping bring down the fertility rate?
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