Another global ocean primary productivity study found a net increase in phytoplankton, as judged from measured chlorophyll, when comparing observations in 1998-2002 to those conducted during a prior mission in 1979-1986.

Another global ocean primary productivity study found a net increase in phytoplankton, as judged from measured chlorophyll, when comparing observations in 1998-2002 to those conducted during a prior mission in 1979-1986.

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