Scientific Commons: M. Hoppema

Data from two Voluntary Observing Ship (VOS) (MS Trans Carrier and MV Nuka Arctica), acquired along one zonal and one meridional transect (2005–2007) augmented...

Can we detect a decadal trend in the Southern Ocean carbon sink in data from the interior ocean? (2008)

Gruber, N., Lovenduski, N. S., Hoppema, M., Tilbrook, B.

A rapid Transition from ice covered CO2rich waters to a biologically mediated CO2 Sink in the eastern Weddell Gyre (2008)

Bakker, D.C.E., Hoppema, M., Schröder, M., Geibert, W.

Variations of water masses in the Atlantic sector of Southern Ocean observed in CASO (2008)

Fahrbach, E., Boebel, O., Hoppema, M., Klatt, O., Wisotzki, A.

A rapid transition from ice covered CO2-rich waters to a biologically mediated CO2 Sink in the eastern Weddell Gyre (2008)

Bakker, D. C. E., Hoppema, M., Schröder, M., Geibert, W., Baar, H. J. W.

Observations of acidification in the Weddell Sea on a decadal time scale (2008)

Hauck, J., Hoppema, M., Völker, C., Bellerby, R., Wolf-Gladrow, D.

A rapid transition from ice covered CO2rich waters to a biologically mediated CO2 sink in the eastern Weddell Gyre (2008)

Bakker, D.C.E., Hoppema, M., Schröder, M., Geibert, W.

Observations of acidification in the Weddell Sea on a decadal time scale (2008)

Hauck, J., Hoppema, M., Völker, C., Bellerby, R. G. J., Wolf-Gladrow, D.

Polar ocean acidification: A bipolar view on changes to the marine carbon dioxide system (2008)

Bellerby, R. G. J., Hauck, J., Slagstad, D., Frigstad, H., Hoppema, M., Biebricher, M., ...

A rapid transition from ice covered CO2-rich waters to a biologically mediated CO2 sink in the eastern Weddell Gyre (2008)

Bakker, D. C. E., Hoppema, M., Schröder, M., Geibert, W.

Circumpolar Deep Water (CDW), locally called Warm Deep Water (WDW), enters the Weddell Gyre in the southeast, roughly at 25° E to 30° E. In December~2002 and January 2003} we studied the effect of...

A rapid transition from ice covered CO2-rich waters to a biologically mediated CO2 sink in the eastern Weddell Gyre (2008)

Bakker, D. C. E., Hoppema, M., Schröder, M., Geibert, W.

Circumpolar Deep Water (CDW), locally called Warm Deep Water (WDW), enters the Weddell Gyre in the southeast, roughly at 25° E to 30° E. In December~2002 and January 2003} we studied the effect of...

A rapid transition from ice covered CO2–rich waters to a biologically mediated CO2 sink in the eastern Weddell Gyre (2008)

M. Hoppema, M. Schröder, W. Geibert

Circumpolar Deep Water (CDW), locally called Warm Deep Water (WDW), enters the Weddell Gyre in the southeast, roughly at 25° E to 30° E. In December 2002 and January 2003 we studied the...

A rapid transition from ice covered CO2-rich waters to a biologically mediated CO2 sink in the eastern Weddell Gyre (2008)

M. Hoppema, M. Schröder, W. Geibert

Circumpolar Deep Water (CDW), locally called Warm Deep Water (WDW), enters the Weddell Gyre in the southeast, roughly at 25° E to 30° E. In December~2002 and January 2003} we studied the...

A rapid transition from ice covered CO2-rich waters to a biologically mediated CO2 sink in the eastern Weddell Gyre (2008)

M. Hoppema, M. Schröder, W. Geibert

Circumpolar Deep Water (CDW), locally called Warm Deep Water (WDW), enters the Weddell Gyre in the southeast, roughly at 25° E to 30° E. In December~2002 and January 2003} we studied the...

Variations of water mass properties in the Weddell Sea (2007)

Fahrbach, E., Boebel, O., Hoppema, M., Klatt, O., Rohardt, G., Schröder, M., ...

Strong fCO2 undersaturation after ice melt in the eastern Weddell Gyre (2007)

Hoppema, M., Bakker, D.C.E., Geibert, W.

Biogeochemistry of polynyas and their role in sequestration of anthropogenic constituents (2007)

Hoppema, M., Anderson, L. G.

Uptake and transport of CO2 in the Weddell Sea, Antarctica (2007)

Hoppema, M.

Whole season net community production in the Weddell Sea (2007)

Hoppema, M., Middag, R., Fahrbach, E., Weerlee, E.M. Van, Thomas, H.

Rapid transition from ice covered CO2-rich waters to a biologically mediated sink in the eastern Weddell Gyre (2007)

Bakker, D. C. E., Hoppema, M., Schröder, M., Geibert, W.

Causes of deep-water variation: Comment on the paper by L.H. Smedsrud Warming of the deep water in the Weddell Sea along the Greenwich meridian: 1977-2001 (2006)

Fahrbach, E., Hoppema, M., Rohardt, G., Schröder, M., Wisotzki, A.

Carbon Cycling in the Weddell Sea (2006)

Hoppema, M.

Warm events and ice cover near Maud Rise, Weddell Sea (2006)

Hoppema, M., Fahrbach, E., Rohardt, G., Wisotzki, A.

Variations of water mass properties in the Weddell Sea (2006)

Fahrbach, E., Boebel, O., Hoppema, M., Klatt, O., Rohardt, G., Schröder, M., ...

Climatological mean surface ocean pCO2 and net sea-air CO2 flux over the global oceans: Progress since 2002 (2006)

Takahashi, T., Sutherland, S. C., Chipman, D., Feely, R. A., Wanninkhof, R., Sweeney, C., ...

Employment of upward-looking sonar for ice thickness measurements in the Weddell Sea (2006)

Dierking, W., Witte, H., Hoppema, M.

The transport of the Weddell Gyre across the Prime Meridian (2005)

Klatt, O., Fahrbach, E., Hoppema, M., Rohardt, G.

Warm events near Maud Rise, Weddell Sea (2005)

Hoppema, M., Fahrbach, E., Rohardt, G.

Decadal-scale variations of water mass properties in the deep Weddell Sea (2005)

Fahrbach, E., Boebel, O., Hoppema, M., Klatt, O., Rohardt, G., Schröder, M., ...

Decadal-scale variations of water mass properties in the deep Weddell Sea (2005)

Fahrbach, E., Boebel, O., Hoppema, M., Klatt, O., Rohardt, G., Schröder, M., ...

Variations of water mass properties in the Weddell Sea and their relevance to marine life (2005)

Fahrbach, E., Boebel, O., Hoppema, M., Klatt, O., Rohardt, G., Schröder, M., ...

Southern Ocean blooms promote atmospheric CO2 uptake (2005)

Bakker, D. C. E., Hoppema, M., Watson, A. J.

Weddell Sea is a globally significant contributor to deep-sea sequestration of natural carbon dioxide (2004)

Hoppema, M.

Interannual controls on Weddell Sea surface water fCO2 during the autumn-winter transition phase (2004)

Bellerby, R. G. J., Hoppema, M., Fahrbach, E., Stoll, M. H. C.

Decadal-scale variations of water mass properties in the deep Weddell Sea (2004)

Fahrbach, E., Hoppema, M., Rohardt, G., Schröder, M., Wisotzki, A.

Weddell Sea turned from source to sink for atmospheric CO2 between pre-industrial time and present (2004)

Hoppema, M.

Decadal-scale variations of water mass properties in the deep Weddell Sea, (2004)

Fahrbach, E., Boebel, O., Klatt, O., Hoppema, M., Rohardt, G., Schröder, M., ...

Decadal-scale variations of water mass properties in the deep Weddell Sea (2004)

Fahrbach, E., Boebel, O., Hoppema, M., Klatt, O., Rohardt, G., Schröder, M., ...

Decadal-scale variations of water mass properties in the deep Weddell Sea (2004)

Fahrbach, E., Boebel, O., Klatt, O., Hoppema, M., Rohardt, G., Schröder, M., ...

The impact of subsurface water from the central Weddell Sea on the global abyssal carbon sequestration (2004)

Hoppema, M., Fahrbach, E., Bellerby, R. G. J.

Warm events near Maud Rise, Weddell Sea as observed by long-time moorings (2004)

Hoppema, M., Fahrbach, E., Rohardt, G.

Warm events near Maud Rise, Weddell Sea as observed by long-time moorings (2004)

Hoppema, M., Fahrbach, E., Rohardt, G., Klatt, O.

Interannual controls on Weddell Sea surface water fCO2 during the autumn–winter transition phase (2004)

Bellerby, Richard G. J., Hoppema, M., Fahrbach, E., Stoll, M.

The fugacity of carbon dioxide (fCO2) ofthe surface waters ofthe Weddell Sea along the prime meridian has been described for the austral autumn in 1996 and 1998. For individual years, fCO2 has a...

Substantial advective iron loss diminishes phytoplankton production in the Antarctic Zone (2003)

Hoppema, M., Fahrbach, E., Hellmer, H. H., Klein, B.

The Southern Ocean, a key player in the global carbon cycle (2003)

Bakker, D., Hoppema, M., Watson, A., Bozec, Y., Baar, H. De

Repeated CFC sections at the Greenwich Meridian in the Weddell Sea (2002)

Klatt,O., Roether,W., Hoppema,M., Bulsiewicz,K., Fleischmann,U., Rodehacke,Christian, ...

[1] Repeated observations of the tracer chlorofluorocarbon-11 (CFC-11) for a section along the Greenwich Meridian from Antarctica (70degreesS) to about 50 S are presented for the period 1984-1998....

Repeated CFC sections at the Greenwich Meridian in the Weddell Sea (2002)

Klatt,O., Hoppema,M., Bulsiewicz,K., Fleischmann,U., Rodehacke,Christian, Fahrbach,E., ...

Repeated observations of the tracer chlorofluorocarbon-11 (CFC-11) for a section along the Greenwich Meridian from Antarctica (70degreesS) to about 50 S are presented for the period 1984-1998. The...

Annual export production in the interior Weddell Gyre estimated from a chemical mass balance of nutrients (2002)

Hoppema, M., Bellerby, R.G.J., Fahrbach, E., Bakker, K.

Repeated CFC sections at the Greenwich Meridian in the Weddell Sea. (2002)

Klatt, O., Roether, W., Hoppema, M., Bulsiewicz, K., Fleischmann, U., Rodehacke, C., ...

Shallow remineralization in the Weddell Gyre (2002)

Usbeck, R., Hoppema, M., Schlitzer, R.

Renewal time and transport of unventilated Central Intermediate Water of the Weddell Sea derived from biogeochemical properties (2002)

Hoppema, M., Fahrbach, E., Bellerby, R. G. J.

Repeated CFC sections at the Greenwich Meridian in the Weddell Sea (2002)

Klatt, O., Hoppema, M., Bulsiewicz, K., Fleischmann, U., Rodehacke, Christian, Fahrbach, E., ...

Repeated observations of the tracer chlorofluorocarbon-11 (CFC-11) for a section along the Greenwich Meridian from Antarctica (70degreesS) to about 50 S are presented for the period 1984-1998. The...

Repeated CFC sections at the Greenwich Meridian in the Weddell Sea (2002)

Klatt, O., Roether, W., Hoppema, M., Bulsiewicz, K., Fleischmann, U., Rodehacke, Christian, ...

[1] Repeated observations of the tracer chlorofluorocarbon-11 (CFC-11) for a section along the Greenwich Meridian from Antarctica (70degreesS) to about 50 S are presented for the period 1984-1998....

Prominent renewal of Weddell Sea Deep Water from a remote source (2001)

Hoppema, M., Klatt, O., Roether, W., Fahrbach, E., Bulsiewicz, K., Rodehacke, C., ...

Direct measurements reveal insignificant storage of anthropogenic CO2 in the abyssal Weddell Sea (2001)

Hoppema, M., Roether, W., Bellerby, R. G. J.

The ventilation of Weddell Sea sub-surface waters derived from CFC fluxes (2001)

Klatt, O., Hoppema, M., Roether, W., Rodehacke, C. B., Schodlok, M. P.

Surface layer balance of the southern Antarctic Circumpolar Current (prime meridian) used to derive carbon and silicate consumptions and annual air-sea exchange for CO2 and oxygen (2000)

Hoppema, M., Fahrbach, E.

Intense nutrient removal in the remote area off Larsen Ice Shelf (Weddell Sea) (2000)

Hoppema, M., Goeyens, L., Fahrbach, E.

Interannual variations of the Antarctic Ocean CO2 uptake from 1986 to 1994 (2000)

Louanchi, F., Hoppema, M.