Search Results - "Shadwick, E H"

Seasonal variability of the inorganic carbon system in the Amundsen Gulf region of the southeastern Beaufort Sea by Shadwick, E. H., Thomas, H., Chierici, M., Else, B., Fransson, A., Michel, C., Miller, L. A., Mucci, A., Niemi, A., Papakyriakou, T. N., Tremblay, J.-É.

“…During a year-round occupation of Amundsen Gulf in the Canadian Arctic Archipelago dissolved inorganic and organic carbon (DIC, DOC), total alkalinity (TA),…”
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Glacier tongue calving reduced dense water formation and enhanced carbon uptake by Shadwick, E. H., Rintoul, S. R., Tilbrook, B., Williams, G. D., Young, N., Fraser, A. D., Marchant, H., Smith, J., Tamura, T.

“…Dense shelf water formed in the Mertz Polynya supplies the lower limb of the global overturning circulation, ventilating the abyssal Indian and Pacific Oceans…”
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Summer Carbonate Chemistry in the Dalton Polynya, East Antarctica by Arroyo, M. C., Shadwick, E. H., Tilbrook, B.

“…The carbonate chemistry in the Dalton Polynya in East Antarctica (115°–123°E) was investigated in summer 2014/2015 using high‐frequency underway measurements…”
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Annual cycles of pCO2sw in the southeastern Beaufort Sea: New understandings of air-sea CO2 exchange in arctic polynya regions by Else, B. G. T., Papakyriakou, T. N., Galley, R. J., Mucci, A., Gosselin, M., Miller, L. A., Shadwick, E. H., Thomas, H.

“…From 23 October 2007 to 1 August 2008, we made continuous measurements of sea surface partial pressure of CO2 (pCO2sw) in three regions of the southeastern…”
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Enhanced ocean carbon storage from anaerobic alkalinity generation in coastal sediments by Thomas, H., Schiettecatte, L.-S., Suykens, K., Koné, Y. J. M., Shadwick, E. H., Prowe, A. E. F., Bozec, Y., de Baar, H. J. W., Borges, A. V.

“…The coastal ocean is a crucial link between land, the open ocean and the atmosphere. The shallowness of the water column permits close interactions between the…”
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Late‐summer biogeochemistry in the Mertz Polynya: East Antarctica by Shadwick, E. H., Tilbrook, B., Currie, K. I.

“…A marked reconfiguration of the Mertz Polynya following the 2010 calving of the Mertz Glacier Tongue has been associated with a decrease in the size and…”
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Seasonal variability of dissolved inorganic carbon and surface water pCO2 in the Scotian Shelf region of the Northwestern Atlantic by SHADWICK, E. H, THOMAS, H, AZETSU-SCOTT, K, GREENAN, B. J. W, HEAD, E, HORNE, E

“…The seasonal variability of inorganic carbon in the surface waters of the Scotian Shelf region of the Canadian northwestern Atlantic Ocean was investigated…”
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Sea Ice Meltwater and Circumpolar Deep Water Drive Contrasting Productivity in Three Antarctic Polynyas by Moreau, S., Lannuzel, D., Janssens, J., Arroyo, M. C., Corkill, M., Cougnon, E., Genovese, C., Legresy, B., Lenton, A., Puigcorbé, V., Ratnarajah, L., Rintoul, S., Roca‐Martí, M., Rosenberg, M., Shadwick, E. H., Silvano, A., Strutton, P. G., Tilbrook, B.

“…In the Southern Ocean, polynyas exhibit enhanced rates of primary productivity and represent large seasonal sinks for atmospheric CO2. Three contrasting east…”
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Air-Sea CO2 fluxes on the Scotian Shelf: seasonal to multi-annual variability by Shadwick, E H, Thomas, H, Comeau, A, Craig, S E, Hunt, C W, Salisbury, J E

“…We develop an algorithm to compute pCO2 in the Scotian Shelf region (NW Atlantic) from satellite-based estimates of chlorophyll-a concentration, sea-surface…”
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Carbonate chemistry in the Mertz Polynya (East Antarctica): Biological and physical modification of dense water outflows and the export of anthropogenic CO2 by Shadwick, E. H., Tilbrook, B., Williams, G. D.

“…Dense shelf water (DSW) is formed in East Antarctica from enhanced sea‐ice production driven by air‐sea interaction in coastal polynyas. Cross‐shelf export and…”
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Direct observations of diel biological CO2 fixation on the Scotian Shelf, northwestern Atlantic Ocean by Thomas, H, Craig, S E, Greenan, B J. W, Burt, W, Herndl, G J, Higginson, S, Salt, L, Shadwick, E H, Urrego-Blanco, J

“…Much of the variability in the surface ocean's carbon cycle can be attributed to the availability of sunlight, triggering surface heat flux and photosynthesis,…”
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Seasonality of biological and physical controls on surface ocean CO2 from hourly observations at the Southern Ocean Time Series site south of Australia by Shadwick, E. H., Trull, T. W., Tilbrook, B., Sutton, A. J., Schulz, E., Sabine, C. L.

“…The Subantarctic Zone (SAZ), which covers the northern half of the Southern Ocean between the Subtropical and Subantarctic Fronts, is important for air‐sea CO2…”
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Vulnerability of Polar Oceans to Anthropogenic Acidification: Comparison of Arctic and Antarctic Seasonal Cycles by Shadwick, E. H., Trull, T. W., Thomas, H., Gibson, J. A. E.

“…Polar oceans are chemically sensitive to anthropogenic acidification due to their relatively low alkalinity and correspondingly weak carbonate buffering…”
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Forward Lagrangian stochastic simulation of a transient source in the atmospheric surface layer by Shadwick, E. H, Wilson, J. D, Flesch, T. K

“…We show that a forward Lagrangian stochastic (LS) model simulates well the ensemble-averaged concentration transient due to a short time (5 min) point source…”
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Summertime physical and biological controls on O2 and CO2 in the Australian Sector of the Southern Ocean by Shadwick, E.H., Tilbrook, B., Cassar, N., Trull, T.W., Rintoul, S.R.

“…Continuous measurements of CO2 partial pressure, dissolved oxygen, and the oxygen argon ratio (O2/Ar) in surface waters, complemented by discrete observations…”
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Export of Pacific carbon through the Arctic Archipelago to the North Atlantic by Shadwick, E.H., Thomas, H., Gratton, Y., Leong, D., Moore, S.A., Papakyriakou, T., Prowe, A.E.F.

“…During an east-to-west transect through the Canadian Arctic Archipelago, dissolved inorganic carbon (DIC) and total alkalinity (TA) were measured. The…”
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Sea Ice Suppression of CO2 Outgassing in the West Antarctic Peninsula: Implications For The Evolving Southern Ocean Carbon Sink by Shadwick, E. H., De Meo, O. A., Schroeter, S., Arroyo, M. C., Martinson, D. G., Ducklow, H.

“…The Southern Ocean plays an important role in the uptake of atmospheric CO2. In seasonally ice‐covered regions, estimates of air‐sea exchange remain uncertain…”
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Sea Ice Suppression of CO 2 Outgassing in the West Antarctic Peninsula: Implications For The Evolving Southern Ocean Carbon Sink by Shadwick, E. H., De Meo, O. A., Schroeter, S., Arroyo, M. C., Martinson, D. G., Ducklow, H.

“…The Southern Ocean plays an important role in the uptake of atmospheric CO 2 . In seasonally ice‐covered regions, estimates of air‐sea exchange remain…”
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Relative impacts of global changes and regional watershed changes on the inorganic carbon balance of the Chesapeake Bay by St-Laurent, Pierre, Friedrichs, Marjorie A. M, Najjar, Raymond G, Shadwick, Elizabeth H, Tian, Hanqin, Yao, Yuanzhi

“…The Chesapeake Bay is a large coastal-plain estuary that has experienced considerable anthropogenic change over the past century. At the regional scale,…”
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Seasonality of biological and physical controls on surface ocean CO 2 from hourly observations at the Southern Ocean Time Series site south of Australia by Shadwick, E. H., Trull, T. W., Tilbrook, B., Sutton, A. J., Schulz, E., Sabine, C. L.

“…The Subantarctic Zone (SAZ), which covers the northern half of the Southern Ocean between the Subtropical and Subantarctic Fronts, is important for air‐sea CO…”
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