Environmental Oceanography: Topics and Analysis
For Students

Issues Questions

Please read each question below and type your response into each corresponding box. When you are finished, fill out your name, e-mail address, and instructor's e-mail at the bottom of this form, and click submit to send a copy to your instructor.


1:  Near what coastal city was the dead zone located?

2:  Describe the physical characteristics of the “dead zone.”

3:  How does the nutrient-rich deep water get to the surface?

4:  What do oceanographers suggest the origin of the dead zone to be?

5:  Describe the oxygen content of the 200-foot deep water sample obtained by oceanographer Francis Chan.

6:  How may the dead zone be linked to human-caused global warming? Is this a hypothesis, a fact, or a theory? Why?

7:  Who should be responsible for addressing the dead zone problem? Justify your answer.

8:  Should fi shers be compensated for any fi nancial losses resulting from the dead zone? Explain your answer.

9:  What is the nation’s largest estuary?

10:  What evidence did the commenter cite to support his contention that the Bay is “dying”?

11:  How much would upgrading the Bay’s sewage plants and reducing agricultural runoff cost compared with the estimated value of the Bay to the U.S. economy?

12:  How many new residents settle around the Bay’s shorelines yearly?

13:  What was the number of the Chesapeake Bay Foundation’s “Index of Bay Health” in 2006?

14:  What did oceanographer Greg Johnson report had happened to ocean dead zones over the past 50 years?

15:  How did biologist William Gilley describe the problem of growing anoxia?

16:  What effect would iron fertilization of the oceans, proposed to remove CO2 from the atmosphere, have on anoxia?

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