Search Results - "Wallace, D. W. R."

High anthropogenic carbon content in the eastern Mediterranean by Schneider, A., Tanhua, T., Körtzinger, A., Wallace, D. W. R.

“…This work presents data of dichlorodifluoromethane (CFC‐12), dissolved inorganic carbon and total alkalinity from a cruise to the Mediterranean Sea during…”
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Drivers of diel and regional variations of halocarbon emissions from the tropical North East Atlantic by Hepach, H, Quack, B, Ziska, F, Fuhlbrügge, S, Atlas, E. L, Krüger, K, Peeken, I, Wallace, D. W. R

“…Methyl iodide (CH3I), bromoform (CHBr3) and dibromomethane (CH2Br2), which are produced naturally in the oceans, take part in ozone chemistry both in the…”
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An eddy-stimulated hotspot for fixed nitrogen-loss from the Peru oxygen minimum zone by Altabet, M. A, Ryabenko, E, Stramma, L, Wallace, D. W. R, Frank, M, Grasse, P, Lavik, G

“…Fixed nitrogen (N) loss to biogenic N2 in intense oceanic O2 minimum zones (OMZ) accounts for a large fraction of the global N sink and is an essential control…”
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Contrasting biogeochemistry of nitrogen in the Atlantic and Pacific Oxygen Minimum Zones by Ryabenko, E, Kock, A, Bange, H. W, Altabet, M. A, Wallace, D. W. R

“…We present new data for the stable isotope ratio of inorganic nitrogen species from the contrasting oxygen minimum zones (OMZs) of the Eastern Tropical North…”
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The seasonal pCO2 cycle at 49°N/16.5°W in the northeastern Atlantic Ocean and what it tells us about biological productivity by Körtzinger, A., Send, U., Lampitt, R. S., Hartman, S., Wallace, D. W. R., Karstensen, J., Villagarcia, M. G., Llinás, O., DeGrandpre, M. D.

“…A 2‐year record of mixed layer measurements of CO2 partial pressure (pCO2), nitrate, and other physical, chemical, and biological parameters at a time series…”
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North Atlantic production of nitrous oxide in the context of changing atmospheric levels by Freing, A., Wallace, D. W. R., Tanhua, T., Walter, S., Bange, H. W.

“…We use transit time distributions calculated from tracer data together with in situ measurements of N2O to estimate the concentration of biologically produced…”
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The CARINA data synthesis project: introduction and overview by Key, R. M., Tanhua, T., Olsen, A., Hoppema, M., Jutterström, S., Schirnick, C., van Heuven, S., Kozyr, A., Lin, X., Velo, A., Wallace, D. W. R., Mintrop, L.

“…The original goal of the CARINA (Carbon in Atlantic Ocean) data synthesis project was to create a merged calibrated data set from open ocean subsurface…”
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Seasonal cycle of O2 and pCO2 in the central Labrador Sea: Atmospheric, biological, and physical implications by Körtzinger, A., Send, U., Wallace, D. W. R., Karstensen, J., DeGrandpre, M.

“…We present full 2004–2005 seasonal cycles of CO2 partial pressure (pCO2) and dissolved oxygen (O2) in surface waters at a time series site in the central…”
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Anthropogenic CO2 inventory of the Indian Ocean by Sabine, C.L, Key, R.M, Johnson, K.M, Millero, F.J, Poisson, A, Sarmiento, J.L, Wallace, D.W.R, Winn, C.D

“…This study presents basin‐wide anthropogenic CO2 inventory estimates for the Indian Ocean based on measurements from the World Ocean Circulation…”
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Air-sea flux of bromoform: Controls, rates, and implications by Quack, Birgit, Wallace, D. W. R.

“…Bromoform (CHBr3) is the largest single source of atmospheric organic bromine and therefore of importance as a source of reactive halogens to the troposphere…”
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An international intercomparison of stable carbon isotope composition measurements of dissolved inorganic carbon in seawater by Cheng, L., Normandeau, C., Bowden, R., Doucett, R., Gallagher, B., Gillikin, D. P., Kumamoto, Y., McKay, J. L., Middlestead, P., Ninnemann, U., Nothaft, D., Dubinina, E. O., Quay, P., Reverdin, G., Shirai, K., Mørkved, P. T., Theiling, B. P., Geldern, R., Wallace, D. W. R.

“…We report results of an intercomparison of stable carbon isotope ratio measurements in seawater dissolved inorganic carbon (δ13C‐DIC) which involved 16…”
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The salinity normalization of marine inorganic carbon chemistry data by Friis, K., Körtzinger, A., Wallace, D. W. R.

“…Normalization to a constant salinity (S) is widely used for the adjustment of marine inorganic carbon chemistry data such as total alkalinity (AT) and total…”
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Dissolved Methane in the World's Largest Semi‐Enclosed Estuarine System: The Estuary and Gulf of St. Lawrence (Canada) by Li, Y., Xie, H., Scarratt, M. G., Damm, E., Galbraith, P. S., Lambert, N., Geng, L., Wallace, D. W. R.

“…We report the first water‐column dissolved methane data set from the Estuary and Gulf of St. Lawrence (EGSL). Per surface‐water methane concentration and…”
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Atlantic Ocean CARINA data: overview and salinity adjustments by Tanhua, T., Steinfeldt, R., Key, R. M., Brown, P., Gruber, N., Wanninkhof, R., Perez, F., Körtzinger, A., Velo, A., Schuster, U., van Heuven, S., Bullister, J. L., Stendardo, I., Hoppema, M., Olsen, A., Kozyr, A., Pierrot, D., Schirnick, C., Wallace, D. W. R.

“…Water column data of carbon and carbon-relevant hydrographic and hydrochemical parameters from 188 previously non-publicly available cruise data sets in the…”
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Oxygen isotope measurements of seawater (H218O/H216O): A comparison of cavity ring-down spectroscopy (CRDS) and isotope ratio mass spectrometry (IRMS) by Walker, S. A., Azetsu-Scott, K., Normandeau, C., Kelley, D. E., Friedrich, R., Newton, R., Schlosser, P., McKay, J. L., Abdi, W., Kerrigan, E., Craig, S. E., Wallace, D. W. R.

“…Laser‐based spectroscopic techniques, such as cavity ring‐down spectroscopy (CRDS), provide a new, cost effective and more widely available approach to measure…”
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Overview of the Nordic Seas CARINA data and salinity measurements by Olsen, A., Key, R. M., Jeansson, E., Falck, E., Olafsson, J., van Heuven, S., Skjelvan, I., Omar, A. M., Olsson, K. A., Anderson, L. G., Jutterström, S., Rey, F., Johannessen, T., Bellerby, R. G. J., Blindheim, J., Bullister, J. L., Pfeil, B., Lin, X., Kozyr, A., Schirnick, C., Tanhua, T., Wallace, D. W. R.

“…Water column data of carbon and carbon relevant hydrographic and hydrochemical parameters from 188 previously non-publicly available cruises in the Arctic,…”
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An evaluation of tracer fields and anthropogenic carbon in the equatorial and the tropical North Atlantic by Schneider, A., Tanhua, T., Körtzinger, A., Wallace, D.W.R.

“…The transit time distribution method was applied to dichlorodifluoromethane and sulfur hexafluoride measurements from four cruises to the tropical North…”
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Simultaneous mooring‐based measurements of seawater CO2 and O2 off Cape Hatteras, North Carolina by DeGrandpre, M. D., Hammar, T. R., Wallace, D. W. R., Wirick, C. D.

“…We deployed CO2 and O2 sensors on the U.S. continental shelf off Cape Hatteras, North Carolina, during late summer 1994. A continuous 32‐d gas record was…”
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Measurements of organic species in air and seawater from the tropical Atlantic by Williams, J., Holzinger, R., Gros, V., Xu, X., Atlas, E., Wallace, D. W. R.

“…A West ‐East crossing of the Tropical Atlantic during Meteor cruise 55 included measurements of organic species within the atmospheric marine boundary layer…”
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On the temporal increase of anthropogenic CO2 in the subpolar North Atlantic by FRIIS, K, KÖRTZINGER, A, PÄTSCH, J, WALLACE, D. W. R

“…The subpolar North Atlantic (NA) plays a key role in the oceanic uptake of anthropogenic CO2. The availability of a historical high quality data set from the…”
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