POPULATION GEOGRAPHY

There are 6.7 billion people on earth Why is the earth unevenly populated? Why is the earth unevenly populated? Why is the population growth higher in some countries than others? Why is the population growth higher in some countries than others? What trend is occurring all over the world in urban and rural populations? What trend is occurring all over the world in urban and rural populations?

STATISTICS BIRTHRATE- NUMBER OF LIVE BIRTHS PER 1000 PEOPLE BIRTHRATE- NUMBER OF LIVE BIRTHS PER 1000 PEOPLE MORTALITY (DEATH) RATE- NUMBER OF DEATHS PER 1000 PEOPLE MORTALITY (DEATH) RATE- NUMBER OF DEATHS PER 1000 PEOPLE INFANT MORTALITY RATE- NUMBER OF DEATHS IN INFANTS UNDER AGE ONE PER 1000 PEOPLE INFANT MORTALITY RATE- NUMBER OF DEATHS IN INFANTS UNDER AGE ONE PER 1000 PEOPLE Why do geographers always use 1000 people in these statistics?

Birthrate Birthrate -Mortality rate -Mortality rate Rate of Natural Increase Rate of Natural Increase If you subtract the mortality rate from the birthrate, you will get the amount of growth in population.

So how do we illustrate how populations grow and decline? POPULATION PYRAMIDS are graphs that show how a population changes over time. The pyramid shows the population by gender and age groups. What events would influence growth or decline in population groups? WARS, DISEASE, IMMIGRATION, POLITICAL CHANGE, BIRTH CONTROL, MEDICAL ADVANCEMENTS

POPULATION PYRAMID

POPULATION PYRAMIDS

POPULATION DISTRIBUTION WHAT ARE HABITABLE LANDS? WHAT ARE HABITABLE LANDS? lands that support human population lands that support human population WHAT ARE URBAN POPULATIONS? WHAT ARE URBAN POPULATIONS? people who live in cities people who live in cities WHAT ARE RURAL POPULATIONS? WHAT ARE RURAL POPULATIONS? people who live outside cities people who live outside cities

WHAT CAUSES PEOPLE TO CHANGE WHERE THEY LIVE? PUSH FACTORS cause people to leave their homes wars, famine, loss of jobs, disease, persecution PULL FACTORS cause people to be attracted to move to a new home better job, education, climate

POPULATION DENSITY This figure is the number of people per square mile or kilometer. This figure is the number of people per square mile or kilometer. What areas of the world would have a high population density? What areas of the world would have a high population density? Why would certain areas have lower population density? Why would certain areas have lower population density? CHECK YOUR ANSWERS ON THE MAP ON PAGE 80 CHECK YOUR ANSWERS ON THE MAP ON PAGE 80

CARRYING CAPACITY Carrying capacity is the number of organisms that a piece of land can support. What types of land have a high carrying capacity? What types of land have a low carrying capacity?