Search Results - "Emerson, Steven R"

Annual net community production in the subtropical Pacific Ocean from in situ oxygen measurements on profiling floats by Yang, Bo, Emerson, Steven R., Bushinsky, Seth M.

“…Annual net community production (ANCP) in the subtropical Pacific Ocean was determined by using annual oxygen measurements from Argo profiling floats with an…”
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Oxygen Optode Sensors: Principle, Characterization, Calibration, and Application in the Ocean by Bittig, Henry C., Körtzinger, Arne, Neill, Craig, van Ooijen, Eikbert, Plant, Joshua N., Hahn, Johannes, Johnson, Kenneth S., Yang, Bo, Emerson, Steven R.

“…Recently, measurements of oxygen concentration in the ocean – one of the most classical parameters in chemical oceanography – are experiencing a revival. This…”
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Volcanic ash fuels anomalous plankton bloom in subarctic northeast Pacific by Hamme, Roberta C., Webley, Peter W., Crawford, William R., Whitney, Frank A., DeGrandpre, Michael D., Emerson, Steven R., Eriksen, Charles C., Giesbrecht, Karina E., Gower, Jim F. R., Kavanaugh, Maria T., Peña, M. Angelica, Sabine, Christopher L., Batten, Sonia D., Coogan, Laurence A., Grundle, Damian S., Lockwood, Deirdre

“…Using multiple lines of evidence, we demonstrate that volcanic ash deposition in August 2008 initiated one of the largest phytoplankton blooms observed in the…”
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Accurate oxygen measurements on modified Argo floats using in situ air calibrations by Bushinsky, Seth M., Emerson, Steven R., Riser, Stephen C., Swift, Dana D.

“…Oxygen is an important tracer for biological processes in the ocean. Measuring changes in oxygen over annual cycles provides information about photosynthesis…”
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Estimating diffusivity from the mixed layer heat and salt balances in the North Pacific by Cronin, Meghan F., Pelland, Noel A., Emerson, Steven R., Crawford, William R.

“…Data from two National Oceanographic and Atmospheric Administration (NOAA) surface moorings in the North Pacific, in combination with data from satellite, Argo…”
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Oxygen Concentrations and Biological Fluxes in the Open Ocean by EMERSON, STEVEN R., BUSHINSKY, SETH

“…The oxygen concentration in the ocean is controlled by a delicate balance between the source from atmosphere-ocean interaction and net respiration of organic…”
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The solubility of neon, nitrogen and argon in distilled water and seawater by Hamme, Roberta C., Emerson, Steven R.

“…Large discrepancies in published neon and nitrogen solubility data limit the interpretation of oceanic measurements of these gases. We present new solubility…”
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Deep-sea nutrient loss inferred from the marine dissolved N2/Ar ratio by Hamme, Roberta C., Emerson, Steven R.

“…Some estimates of the budget of bioavailable nitrogen (fixed‐N) suggest that the oceanic nitrogen cycle is grossly out of balance. We use observations of…”
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Denitrification and the nitrogen gas excess in the eastern tropical South Pacific oxygen deficient zone by Chang, Bonnie X., Devol, Allan H., Emerson, Steven R.

“…Recent studies of the nitrogen gas excess produced during water column denitrification have indicated that water column denitrification rates calculated using…”
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Skin Temperature Correction for Calculations of Air‐Sea Oxygen Flux and Annual Net Community Production by Yang, Bo, Emerson, Steven R., Cronin, Meghan F.

“…We evaluated the influence of skin temperature correction on the calculations of air‐sea O2 flux and annual net community production (ANCP). The skin…”
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The effect of the 2013–2016 high temperature anomaly in the subarctic Northeast Pacific (the “Blob”) on net community production by Yang, Bo, Emerson, Steven R., Peña, M. Angelica

“…A large anomalously warm water patch (the “Blob”) appeared in the NE Pacific Ocean in the winter of 2013–2014 and persisted through 2016 causing strong…”
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Biological and physical controls on the oxygen cycle in the Kuroshio Extension from an array of profiling floats by Bushinsky, Seth M., Emerson, Steven R.

“…The Kuroshio Extension (KE) is a current associated with the largest CO2 flux into the Pacific Ocean, a broad region of uptake that extends across the Pacific…”
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The Subtropical Ocean's Biological Carbon Pump Determined From O2 and DIC/DI13C Tracers by Yang, Bo, Emerson, Steven R., Quay, Paul D.

“…The ocean's biological organic carbon pump regulates the pCO2 of the atmosphere and helps maintain the oxygen distributions in the ocean. Global models of this…”
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Using Noble Gas Measurements to Derive Air‐Sea Process Information and Predict Physical Gas Saturations by Hamme, Roberta C., Emerson, Steven R., Severinghaus, Jeffrey P., Long, Matthew C., Yashayaev, Igor

“…Dissolved gas distributions are important because they influence oceanic habitats and Earth's climate, yet competing controls by biology and physics make gas…”
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Using Noble Gases to Assess the Ocean's Carbon Pumps by Hamme, Roberta C, Nicholson, David P, Jenkins, William J, Emerson, Steven R

“…Natural mechanisms in the ocean, both physical and biological, concentrate carbon in the deep ocean, resulting in lower atmospheric carbon dioxide. The signals…”
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Suppression of CO2 Outgassing by Gas Bubbles Under a Hurricane by Liang, Jun‐Hong, D'Asaro, Eric A., McNeil, Craig L., Fan, Yalin, Harcourt, Ramsey R., Emerson, Steven R., Yang, Bo, Sullivan, Peter P.

“…The role of gas bubbles on the air‐sea CO2 flux during Hurricane Frances (2004) is studied using a large‐eddy simulation model that couples ocean surface…”
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Diagenesis of oxyanions (V, U, Re, and Mo) in pore waters and sediments from a continental margin by Morford, Jennifer L., Emerson, Steven R., Breckel, Erin J., Kim, Suk Hyun

“…This research tests the hypothesis that trace metals respond to the extent of reducing conditions in a predictable way. We describe pore water and sediment…”
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Biological productivity along Line P in the subarctic northeast Pacific: In situ versus incubation-based methods by Giesbrecht, Karina E., Hamme, Roberta C., Emerson, Steven R.

“…We compared net community production determined from an in situ O2/Ar mass balance (O2/Ar‐NCP) with incubation measurements of new and primary production in…”
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In Situ Estimates of Net Primary Production in the Western North Atlantic With Argo Profiling Floats by Yang, Bo, Fox, James, Behrenfeld, Michael J., Boss, Emmanuel S., Haëntjens, Nils, Halsey, Kimberly H., Emerson, Steven R., Doney, Scott C.

“…The 14C incubation method for net primary production (NPP) has limited spatial/temporal resolution, while satellite approaches cannot provide direct…”
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OBSERVING BIOGEOCHEMICAL CYCLES AT GLOBAL SCALES WITH PROFILING FLOATS AND GLIDERS: PROSPECTS FOR A GLOBAL ARRAY by JOHNSON, KENNETH S., BERELSON, WILLIAM M., BOSS, EMMANUEL S., CHASE, ZANNA, CLAUSTRE, HERVÉ, EMERSON, STEVEN R., GRUBER, NICOLAS, KÖRTZINGER, ARNE, PERRY, MARY JANE, RISER, STEPHEN C.

“…Chemical and biological sensor technologies have advanced rapidly in the past five years. Sensors that require low power and operate for multiple years are now…”
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