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Activity 1: Causes of Human Population Growth

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Presentation on theme: "Activity 1: Causes of Human Population Growth"— Presentation transcript:

1 Activity 1: Causes of Human Population Growth

2 Directions: Using the information, respond to the questions in your guided notes concerning the causes of human population growth.

3 Causes of Rapid Population Increase
There are many factors that can affect population size When it refers to the human population, there are 3 important causes of human population growth

4 Reason 1: Deaths vs. Births
More people are being born than dying Just this year 47 million people were born 19 million people died

5 Research in the areas of diseases such as AIDS has allowed for individuals to be able to live longer and healthier lives due to stronger and better medications Fewer infants are dying at birth due to new medical practices and technology

6 Reason 2: Life Expectancy
Longer life expectancies Meaning: People are living longer Average life expectancy worldwide 80 years In the U.S. 76 years

7 Doctors have switched from treating diseases to preventing diseases.
This means that we are trying to keep people from getting sick instead of waiting until they get sick to treat them.

8 Reason 3: Technology Some of this new technology includes
New advancements in technology Meaning that we have created new and better technology which allows us to continue to live and develop Some of this new technology includes Genetic engineering: We are able to grow and manage food in order to be able to make it last longer and produce more of it Medical technology

9 New technology has allowed us to grow crops, such as corn, in larger amounts and at a faster rate.


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