Now showing items 1-2 of 2

  • Radium isotopes as tracers of iron sources fueling a Southern Ocean phytoplankton bloom 

    Charette, Matthew A.; Gonneea, Meagan E.; Morris, Paul J.; Statham, Peter J.; Fones, Gary R.; Planquette, Helene; Salter, Ian; Naveira Garabato, Alberto C. (2007-04-24)
    Elevated levels of productivity in the wake of Southern Ocean island systems are common despite the fact that they are encircled by high nutrient low chlorophyll (HNLC) waters. In the Crozet Plateau region, it has been ...
  • The release of dissolved actinium to the ocean : A global comparison of different end-members 

    Geibert, Walter; Charette, Matthew A.; Kim, Guebuem; Moore, Willard S.; Street, Joseph; Young, Megan; Paytan, Adina (2007-04-05)
    The measurement of short-lived 223Ra often involves a second measurement for supported activities, which represents 227Ac in the sample. Here we exploit this fact, presenting a set of 284 values on the oceanic distribution ...