2.) Deer Island The Boston Harbor Recovery is a huge environmental success story. a.) The Deer Island Sewage Treatment Plant removes about 80% of the organic matter in sewage before it is discharged into Massachusetts Bay. Explain how this organic matter is removed. Where does it go? (6 points) b.) Describe two ecosystem services (e.g. benefits or uses) that have resulted from cleaning up Boston Harbor, the "dirtiest harbor in the country", to its current state? In other words, how can the current uses of a clean estuary justify the $5 Billion cost of cleaning up Boston Harbor. (4 points)