Main process 6 Atlantic Ocean 4 Atmospheric CO 4 Chlorophyll 4 Chlorophyll distribution 4 Internet protocols 4 Near-shore waters 4 Ocean engineering 4 Oceanography 4 Patagonia 4 Patagonian Sea 4 Per unit 4 Photosynthesis 4 Porphyrins 4 Seasonal variability 4 Shelf break 4 Surface chlorophyll 4 World Ocean 4 air-sea interaction 4 carbon dioxide 4 carbon flux 4 carbon sequestration 4 carbon sink 4 gas exchange 4 partial pressure 4 photosynthesis 4 seasonal variation 4 shelf break 4 Fractal dimension 2 Geometrical property 2