1. According to the video, who or what might be the biggest threat to planet Earth? the population of all of us.
2. What effects does overpopulation have on Earth? resources are becoming scarce. food, oil, water, waste, polution. wars.
3. How does world population growth effect water, food and energy?its going to decrease it.
4. Where is the world's population data held? at the united nations in new york.
5. What is the United Nations? a organization to keep peace
6. How many people will live on Earth by 2050? 9billion
7. Where is the greatest population growth going to take place? developing countrys
8. What has kept the world's population in check for most of human history? deciese
9. Why did the population boom starting in 1800? the industrial revolution
10. What did Malthus say the problem of population growth is?the lack of resources
11. How many people lack access to safe drinking water in the world? many
12. What is the importance of water to people and Earth? to live to clean ourselves. irrigation for farming. clothes. energy.
13. Why not just desalinate sea water? it is very expensive.
14. What did Iowa farmer Norman Borlaug do that helped the world's food supply?made a corn with a higher yield
15. What are some developed countries doing in developing countries in regards to farming?they are having them farm food for them to sell.
16. According to the host of the video, what three things must people do to ensure that future generations have enough food and resources? decrease population growth, cut resource usage, and increase farming.
17. What did China and India do in the 1970's to try to reduce population? Which country was successful? limited the number of kids they could have.
18. What two things are very important to women(and men as well) in helping bring down the fertility rate?
Comments