- Food: The ocean provides a large portion of the world's food supply, including fish, shellfish, and sea vegetables.
- Energy: The ocean can be used to generate renewable energy, such as wave power, tidal power, and ocean thermal energy conversion (OTEC).
- Minerals: The ocean floor contains a variety of valuable minerals, including oil, gas, coal, and manganese nodules.
- Pharmaceuticals: The ocean is a source of a variety of chemicals that can be used to develop pharmaceuticals.
- Tourism: The ocean is a popular destination for tourists, who can enjoy activities such as swimming, fishing, boating, and diving.