For each photograph, state the environmental topic being illustrated.  Answers may be short or long as long as they correct identify the topic. a) b) c) d) e) f)

Short Essay: Where on Earth is all the Water?  Using the figure above answer the question in detail and provide analysis on the importance of this breakdown.

Short Essay:  In terms of environmental policy and regulation is it easier to mitigate and control point source pollution or non-point source pollution? Explain and be sure to include an analysis of the figure above in your explanation.                    

Several small streams and wetland areas make up a watershed for a river. What would these areas have in common?

Place a check in the correct box indicating the correct category for each pollutant. Fertilizer runoff from many farm fields   [sourcetype1] Exhaust from a city’s traffic jams [sourcetype2] Oil spill from an oil tanker (ship) [sourcetype3] Oil runoff in a stream from parking lots & roadways [sourcetype4] A CSO pipe spilling sewage into a river [sourcetype5] Smoke from your neighborhoods 4th of July fireworks [sourcetype6] Microbeads and Microfibers in the ocean [sourcetype7] Sulfur Dioxide released from an industrial factory [sourcetype8]

List 4 factors/reasons that make bats such important reservoir hosts for emerging diseases.

Which layer includes ozone that can be harmful to human health. Which layer includes ozone that protects human health.

_____________________ is a phenotypic trait that is controlled by quorum sensing.

Short Essay: Explain the natural phenomenon known as thermal inversion? How does it relate to air pollution?  

Which of the following statements regarding the bacterial cultures listed above is correct?