April 23, 2012

 First we went over the Africa map; then we picked our assigned blog countries, I have Madagascar.

1. According to the video, who or what might be the biggest threat to planet Earth?

 humans

2. What effects does overpopulation have on Earth?

 less food, overcrowding, more waste, polution, poverty, etc.

3. How does world population growth effect water, food and energy?

 it polutes it, and there isn't enough of us

4. Where is the world's population data held?

the U.N.

5. What is the United Nations?

 worldwide peace-keeping organization

6. How many people will live on Earth by 2050?

 9 billion

7. Where is the greatest population growth going to take place?

 under-developed countries

8. What has kept the world's population in check for most of human history?

 disease, faminine, nature

9. Why did the population boom starting in 1800?

 better medicine and living conditions

10. What did Malthus say the problem of population growth is?

 there will be more demand than supply for food and water

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?

 we all die without it

13. Why not just desalinate sea water?

 technology isn't good

14. What did Iowa farmer Norman Borlaug do that helped the world's food supply?

 brought high-yielding disease-resistent crops to third-world countries

15. What are some developed countries doing in developing countries in regards to farming?

 buying land to use it to make food then ship it back to their countries

16. According to the host of the video, what three things must people do to ensure that future generations have enough food and resources?

 conserve resources, improve technology, reduce population growth

17. What did China and India do in the 1970's to try to reduce population? Which country was successful?

 China-one child policy, India-sterilization policy

18. What two things are very important to women(and men as well) in helping bring down the fertility rate

education and access to contraception

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