Chapter 7, Problem 8CR

To determine

The major ecosystem and economic services provided by the marine ecosystem. The name of three life zones in an ocean and the meaning of the term coastal zone. The difference between estuaries and coastal wetlands and the reason for each zone having high NPP. The ecological and economic importance of coastal marshes, mangrove forests, and sea-grass beds. The process of formation of coral reefs and how climate change and ocean acidification are threatening the coral reefs. The meaning of the term open sea and its three major zones. The major human activities which are a threat to marine systems and coral reefs.