1.  Write one paragraph on one example of a major pollution event that has either happened in the past or is occurring now on the Eastern United States Coastline or on the Western United States Coastline (you may include Alaska). 
2.  Write one paragraph comparing and contrasting (how do they look differently) Seals to. Sea Lions.  I would like you to be able to recognize the difference when you see them at the beach!  
3.  Write one paragraph comparing and contrasting Porpoises to Dolphins (write about the. differences between the two).
4.  Finally, write a paragraph describing what a Desalination Plant does (briefly how it works), and tell me where at least one Desalination Plant is on our California Coastline.