1. Food Security
1.1. Aquaculture
1.1.1. Pros: Source of food, source of income, flebibility
1.1.2. Cons: Enabling invasive species, contaminants water and threatens coastal ecosystems, affects wild fish populations
1.1.3. Opportunity for innovation and entrepreneurship
1.1.4. Farming of fish, crustaceans, mollusks, aquatic plants, algae, and other organisms.
2. Climate Change
2.1. Ocean acidification
2.1.1. Reduce the use of fossil fuels
2.1.2. Ability to absorb carbon dioxide from atmosphere decreased
2.2. Restore mangroves, salt marshes, and sea grass to regain carbon sequestration
3. Tourism
3.1. Reduce greenhouse gases through renewable energy
3.2. Waste generation
3.2.1. Dual flush toilets
3.2.2. Biogas- renewable source of energy
3.2.3. Fertilizer
3.2.4. Hydrogen fuel
4. "Blue Energy"
4.1. Wave Energy
4.1.1. Transport and capture ocean surface waves to generate electricity and other uses
4.2. Ocean Biomass
4.2.1. Seaweed farming to produce large quantities of energy.
4.3. Tidal Energy
4.3.1. Renewable energy produced by the rise and fall of the tides; more predictable than wind and sun.