1. Population
Problem?

2. Population Why are we studying it?
Why do some people feel it is a problem?

3. 20th century began with a population of under 2 billion
1999 world population reached 6 billion
7 billion by 2020

4. China has the highest population at 1.2 B
India is second at 1 B
Canada has a population of about 33 million

5. Demography The statistical study of human populations
A Census gives countries important information about population
“total process of collecting, compiling, and publishing demographic, economic, and social data pertaining to a particular time, to all persons in a particular country”
Developed countries have more accurate statistics

6. Rule of Seventy
If Canada has a natural population increase of 0.6 %, using the Rule of Seventy, what is Canada’s “Doubling Time”?

7. 70/0.6= 117 years (does not include immigration)