New discoveries and surprises
Net
production and export of DOC
Importance
of ballasting for sedimentation flux
Changes in conceptual understanding
Importance
of other new nutrients (iron, silica, N2)
Iron-Grazer
interactions
Roles of
large organisms as exporters (not that new, really)
Patchy,
pulsed character of export
Advances/refinements in technique
DOC
analysis
Thorium-234
New and improved estimates of rates and
fluxes
Global
total and new production (decreased uncertainty?)
Regional
carbon budgets
Vast
increase in obs of grazing and bacterial rates