QUESTION 2 – AIR QUALITYa.
Describe the trends observed in the figure
to the right. Explain why these trends exist. Using
what you know about ozone, provide a feasible
explanation for the difference between March and
June. Do not exceed the space on this page. (8 pts)
b. NYC outdoor carbon dioxide concentrations
are roughly 400 ppm but measurements
students made in 2013 found
concentrations ranging from 600-1500 pm
inside several NYU buildings. What causes
this difference between indoor and outdoor
air concentrations? Why is indoor air quality
so important? Do not exceed 12 lines of
text. (5 pt)
c. How are the sources of NOx and SO different? If a city has an increasing population
and NOx emissions but decreasing SO , describe possible causes for this trend. How
could city planners decrease the NOx emissions? Do not exceed 15 lines of text. (7 pt)
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QUESTION 4 – MARINE RESOURCES
a.
Using a graph for reference, please explain the concept of maximum sustainable yield in
fisheries.You may draw it on paper and insert a photo of the diagram or use a drawing software
if you prefer. Answer in 12 lines of text of less (excluding the graph spacing). (6 pt)
b. Please explain how overfishing affects the average size of fishes, and why this is a
problem for these fish populations. Please answer in 12 lines of text or less. (6 pt)
c. Please explain the two main biological processes that are suggested to provide the main
benefits from marine protected areas. Please answer in 15 lines of text or less. (8 pt)