How Can Local Environmental Changes Have Global Effects

Question:

Answer: b. Global climate is changing due to burning of fossil fuels and deforestation.

Question: Explain how scientists can have multiple theories about the effects of global warming.

Answer: The global climate is a complex system involving different factors such as temperature, precipitation, pressure, humidity, and wind. The complexity of the system makes it difficult to accurately predict how changes in one region can affect other regions.

Question: Explain how an increase of the annual melt season in Antarctica can have global effects.

Answer: A longer melt season in Antarctica leads to a greater loss of land-based glacier ice. The water from the melted land glaciers runs into the oceans and leads to an overall increase in volume. This change has global effects.

Question: What are the predicted consequences of legislation for global warming on industry?

Answer: It is predicted that legislation for global warming will actually have positive effects on industry. New jobs will be created through the introduction of new technology and processes and businesses should save money through pollution reducing practices and technology.

Question: In New Hampshire, the length of time ice covers on Mirror Lake each year has declined by _______.

1. 1/2 day per year

2. b. 1 day per year

3. c. 1 1/2 days per year

4. d. 2 days per year

5. Answer: a.

7. 1/2 day per year

8. Question: Explain how local environmental changes can have global effects.

9. Answer:

10. Question: Which of the following predictions about global climate change is directly related to an increase in the burning of fossil fuels?

11. a. increased extreme weather

12. b. decreased food supply

13. c. global warming

14. d. falling sea levels

15. Answer: a. increased extreme weather

16. Question: The scientific community disagrees about _______.

17. a. the rate of global climate change

18. b. the occurrence of global warming

19. c. the need for action

20. d. all of the above

21. Answer: a. the rate of global climate change

22. Question: What are some possible future changes in the global climate?

23. Answer:

24. Question: Which of the following local environmental changes will not have global effects?

25. a. decline of glacial ice in Russia

26. b. an increase in the annual melt season in the Antarctic peninsula

27. c. the early arrival of spring in New Hampshire

28. d. none of the above

29. Answer: d. none of the above