1. According to the video, who or what might be the biggest threat to planet Earth?
Population and People
2. What effects does overpopulation have on Earth?
Less food, over crowding, less water, more waste, deforestation, and etc.
3. How does world population growth effect water, food and energy?
Decreases
4. Where is the world's population data held?
UN New York City
5. What is the United Nations?
Peace agreement between countries
6. How many people will live on Earth by 2050?
9 billion
7. Where is the greatest population growth going to take place?
developing countries
8. What has kept the world's population in check for most of human history?
diseases, lack of food, and lack of water.
9. Why did the population boom starting in 1800?
Better medicines, better food and water and etc.
10. What did Malthus say the problem of population growth is?
People keep reproducing
11. How many people lack access to safe drinking water in the world?
1 billion
12. What is the importance of water to people and Earth?
clean ourselves, food, irrigation
13. Why not just desalinate sea water?
Alot of enegry and expensive and by products are harmful to the sea
14. What did Iowa farmer Norman Borlaug do that helped the world's food supply?
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?
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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