Name



Name Class Date

8.3 People and Their Environments

Key Concepts

Humans have an enormous impact on their environment.

Technology can have both negative and positive impacts on the environment.

Vocabulary Preview

Define the vocabulary term in your own words. Then, write yourself a quick note on

how you will remember it.

|Term |Definition |How I Remember |

|Wealth gap | | |

Impacts of Population

For Questions 1–5, write True if the statement is true. If the statement is false, replace the

underlined word or words to make the statement true. Write your changes on the line.

1. When people have more money, then tend to produce less waste.

2. Population growth rate is usually lower in poor societies.

3. People in developed nations tend to have larger ecological

footprints.

4. Due to land overuse, the once-productive Sahel region turned into

desert.

5. The wealth gap between developed and developing nations is

small.

6. How does the ecological footprint of the United States compare with the world average

ecological footprint?

7. Describe the relationship between affluence and ecological footprint.

141

Name Class Date

8. What can happen in poorer nations where population growth outpaces economic growth?

9. Write a brief paragraph about the negative effects of land clearing.

10. What are two ways that international organizations are helping people in developing

nations earn a living while reducing negative effects to their local environment?

11. What percent of global resources—energy, food, water, and other essentials—are available

for four fifths of the world’s people?

12. What types of environmental challenges does a developing nation encounter as it

develops?

13. How does the size of the human population relate to quality of life?

142

Name Class Date

Impacts of Technology

14. Fill in the T-chart with information about the positive and

negative impacts of technology on the environment. Provide at least two examples of each.

|Positive Impacts of Technology |Negative Impacts of Technology |

| | |

15. If the technology that brought about modern life never existed, how would human

population growth have been affected?

16. Technology has allowed for the construction of skyscrapers and other high-rise buildings.

How could these buildings be viewed as having a positive and a negative environmental

effect?

17. Provide one example of a technology used in most urban areas that has a negative effect on

the environment. Explain the negative effect.

143

Name Class Date

18. Provide one example of a technology often used in urban areas that has a positive effect on

the environment.

19. How can technology help reduce the environmental effect of a growing population?

Organize Information

20. Fill in the table comparing the environmental effects of population and technology use in

affluent and poor societies.

| |Impacts of Population |Use of Technology |

|Affluent societies | | |

|Poor societies | | |

Answer the questions to test your knowledge of lesson concepts. You can check your

work using the answers on the bottom of the page.

21. How is global wealth distributed among nations?

22. How does technology negatively affect the environment?

144

................
................

In order to avoid copyright disputes, this page is only a partial summary.

Google Online Preview   Download