Human population growth

Aim: How has the human population increased over time and what were the effects of that increase on the environment?

2/28/24 lesson​

By Mr. Goasdoue

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Open Ended

Warm up: Examine the picture of the crowded city scene. What problems could result over time by living in such crowded conditions?

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How did the world population grow so fast?

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Population began growing rapidly in the Western world during the industrial revolution. The most significant increase in the world's population has been since the 1950s, mainly due to medical advancements and increases in agricultural productivity.

Open Ended

THINK-PAIR-SHARE (WE DO): In groups of 2-3, think about the question, pair up to discuss the question and then we will share out our responses.

Q: After watching the video, what problems do you think will happen on earth as the human population rises to 10 billion by 2100?

Multiple Choice

(You do): If population and the demand for natural resources continue to grow at the present rate, the human population will be too large for Earth to support.

• true

• false

Multiple Choice

(You do:) Which of the following is likely to be affected by a population of 7 billion?

• amount of land for agriculture
• amount of clean water
• number of people who are unemployed
• all of the above

Multiple Choice

(You do): Which of the following is likely to be affected by a growing human population?

• amount of land for agriculture

• amount of clean water

• amount of air pollution

• all of the above

Multiple Choice

(You do): How can population growth lead to more pollution?

• Too many people breathing causes too much carbon dioxide to enter the atmosphere

• The body heat generated by billions of people leads to an increase in global warming

• More people being born means more paper is needed to print birth certificates

• All people produce waste, so more people equals more waste

Open Ended

Summary analysis question:

1. Describe 2 ways in which a rising population can affect the environment.

Poll

Content self assessment:

Based on today's content, how confident I understood the lesson?

• I understood the content and could easily explain it.

• I mostly understood today's content but I might have trouble explaining it.

• I only understood a little of today's content and might need to review it.

• I did not understand today's content and need it retaught.