We talked about tennis
Then we did our map
1. According to the video, who or what might be the biggest threat to planet Earth?
- People
2. What effects does overpopulation have on Earth?
- Less food, more homeless people, over crowding, waste, less jobs, deforestation, poverity, wars, human quality and human suffering.
3. How does world population growth effect water, food and energy?
4. Where is the world's population data held?
- UN new york city
5. What is the United Nations?
- 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?
- 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 during droughts
9. Why did the population boom starting in 1800?
- The industrial revolution which gave us better and safer things for living medication, indoor pluming, over came natural population killers (look at 8).
10. What did Malthus say the problem of population growth is?
- The power of population is greater than the power of earth to produce food and the demand will outstrip supply and if we don't fix it then life will end miserably
11. How many people lack access to safe drinking water in the world?
- More than a billion. 70% of the world is made of water 2.5% is fresh water 1.5% is locked away and 1% is only drinkable to humans.
12. What is the importance of water to people and Earth?
- Because water is used for a lot of the things we do every day. Without water we don't get food, clothes, or energy. Water is our most valuable resource.
13. Why not just desalinate sea water?
- It takes a lot of energy, it is really expensive, and it hurts the sea because of the things we put in the sea. If you drink salt water you will get even more dehydrated.
14. What did Iowa farmer Norman Borlaug do that helped the world's food supply?
- He helped the smaller countries learn how to farm and that brought more food in the world which while the population was going up so was the food.
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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