Population
Everything we do effects the earth!
World Population
Population The total number of people in a given area.
Population’s influence Variety of businesses Transportation Number of schools Government services Population patterns tell us A LOT about our world!
Population Density s9dFy6xBOBM
Impact Video 1 1. How does India’s high population density affect life in its cities?
Population Density A measure of the number of people living in an area.
Population Density Measured by square mile Found by dividing population by the area The higher the number; the more crowded
Japan: 873 Australia: 7
Where are some areas people do not live at?
Where are some areas people do live at?
Birthrate The annual number of births per 1,000 people.
Population Changes 3 key factors –Birthrate –Death rate –Natural increase
Migration The movement of people from one place to another.
Immigration –Coming INTO a country Emmigration –EXITING a country
Impact Video 2 Why did so many people leave their home countries to start a new life in America?
Impact Video 3 What are at least 2 reasons that millions of Mexicans have crossed the border to live and work in the United States?
Push Pull Theory