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

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…”
Get full text

The Oceanic Sink for Anthropogenic CO2 by Sabine, Christopher L., Feely, Richard A., Gruber, Nicolas, Key, Robert M., Lee, Kitack, Bullister, John L., Wanninkhof, Rik, Wong, C. S., Douglas W. R. Wallace, Tilbrook, Bronte, Millero, Frank J., Peng, Tsung-Hung, Kozyr, Alexander, Ono, Tsueno, Rios, Aida F.

“…Using inorganic carbon measurements from an international survey effort in the 1990s and a tracer-based separation technique, we estimate a global oceanic…”
Get full text

A 30 ‐Year Time Series of Transient Tracer‐Based Estimates of Anthropogenic Carbon in the Central Labrador Sea by Raimondi, L., Tanhua, T., Azetsu‐Scott, K., Yashayaev, I., Wallace, D.W.R.

“…We use a 30‐year time series (1986–2016) of dichlorodifluoromethane (CFC‐12) concentrations with a refined transit time distribution (TTD) method, to estimate…”
Get full text

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…”
Get full text

Inorganic carbon in a high latitude estuary-fjord system in Canada’s eastern Arctic by Turk, D., Bedard, J.M., Burt, W.J., Vagle, S., Thomas, H., Azetsu-Scott, K., McGillis, W.R., Iverson, S.J., Wallace, D.W.R.

“…Rapidly changing conditions in the Arctic can have a significant impact on biogeochemical cycles and can be particularly important in high latitude…”
Get full text

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…”
Get full text

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…”
Get full text

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…”
Get full text

An estimate of anthropogenic CO{sub 2} inventory from decadal changes in oceanic carbon content by Tanhua, T., Koertzinger, A., Friis, K., Wallace, D.W.R., Waugh, D.W.

“…Increased knowledge of the present global carbon cycle is important for the ability to understand and to predict the future carbon cycle and global climate…”
Get full text

A 1998–1992 comparison of inorganic carbon and its transport across 24.5°N in the Atlantic by Macdonald, A.M., Baringer, M.O., Wanninkhof, R., Lee, K., Wallace, D.W.R.

“…In January and February 1998, when an unprecedented fourth repetition of the zonal hydrographic transect at 24.5°N in the Atlantic was undertaken, carbon…”
Get full text

On the temporal increase of anthropogenic CO 2 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 CO 2. The availability of a historical high quality data set from the…”
Get full text

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…”
Get full text

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,…”
Get full text

Consistency and synthesis of Pacific Ocean CO2 survey data by Lamb, M.F, Sabine, C.L, Feely, R.A, Wanninkhof, R, Key, R.M, Johnson, G.C, Millero, F.J, Lee, K, Peng, T.-H, Kozyr, A, Bullister, J.L, Greeley, D, Byrne, R.H, Chipman, D.W, Dickson, A.G, Goyet, C, Guenther, P.R, Ishii, M, Johnson, K.M, Keeling, C.D, Ono, T, Shitashima, K, Tilbrook, B, Takahashi, T, Wallace, D.W.R, Watanabe, Y.W, Winn, C, Wong, C.S

Get full text

Removal of Atmospheric CCl4 under Bulk Aerobic Conditions in Groundwater and Soils by Happell, James D, Wallace, Douglas W. R

“…Measured concentrations of relatively nonreactive, anthropogenic halocarbon tracers (CFC-11, CFC-12, CFC-113) were used to infer the time since recharge, or…”
Get full text

Arctic Ocean ventilation studies with a suite of anthropogenic halocarbon tracers by Krysell, M, Wallace, D.W.R

Get full text

Consistency and synthesis of Pacific Ocean CO 2 survey data by Lamb, M.F, Sabine, C.L, Feely, R.A, Wanninkhof, R, Key, R.M, Johnson, G.C, Millero, F.J, Lee, K, Peng, T.-H, Kozyr, A, Bullister, J.L, Greeley, D, Byrne, R.H, Chipman, D.W, Dickson, A.G, Goyet, C, Guenther, P.R, Ishii, M, Johnson, K.M, Keeling, C.D, Ono, T, Shitashima, K, Tilbrook, B, Takahashi, T, Wallace, D.W.R, Watanabe, Y.W, Winn, C, Wong, C.S

“…Between 1991 and 1999, carbon measurements were made on twenty-five WOCE/JGOFS/OACES cruises in the Pacific Ocean. Investigators from 15 different laboratories…”
Get full text

Tritium and Radiocarbon Dating of Canada Basin Deep Waters by Macdonald, R. W., Carmack, E. C.

“…Tritium radiocarbon dating calculations puts the Canada Basin's age at 500 years old. This part of the Arctic Ocean actually contains two disconnected basins…”
Get full text

Gravimetric preparation of gas phase working standards containing volatile halogenated compounds for oceanographic applications by Happell, J.D., Wallace, D.W.R.

“…Gas phase standards, containing CCl 3F (CFC-11), CCl 2F 2 (CFC-12), CCl 2FCClF 2 (CFC-113), CH 3CCl 3 and CCl 4 in the pmol mol −1 range, were prepared…”
Get full text

Water-based, gravimetric method for the determination of gas sample loop volume by Wilke, R. J, Wallace, D. W. R, Johnson, K. M

“…A reliable and straightforward means was developed using water to calibrate the volume of gas sampling loops to a required level of accuracy. The water-based,…”
Get full text