Sentences with phrase «productive areas of the ocean»
The black areas represent the least productive areas of the ocean, which have increased 15 % from 1998 to 2007.
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Around many seamounts in the Indian Ocean, which are often productive fishing areas, the team found accumulations of discarded fishing gear.
«Earlier experiments focused on highly productive nutrient - rich coastal areas», says Ulf Riebesell, Professor of Biological Oceanography at GEOMAR Helmholtz Centre for Ocean Research Kiel.
«The fact that we are seeing an expansion of the ocean's least productive areas as the subtropical gyres warm is consistent with our understanding of the impact of global warming,» he said.
The most productive coastal upwelling area of the modern ocean is the Benguela upwelling system off south - western Africa, an area that is considered to represent an important modern analogue of petroleum source rocks deposited in the geological past.