Oceans | VOL. 11, ISSUE 67, July-August 2011

Nitrogen and the North East Arabian Sea

Most plants and bacteria produce energy that the rest of the ecosystem can use, and are the primary producers; and, the rate at which they produce the energy is labelled productivity which plays a crucial role in the global carbon cycle. Roughly half of this productivity occurs in the oceans, by microscopic plants called plankton. Thus, ocean primary productivity (OPP) is defined as the carbon per unit time and unit area set by the ocean phytoplankton’s photosynthesis. New productivity is...

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