'Ekman pumping' presentation slideshows

Class 8. Oceans

Class 8. Oceans. Figure: Ocean Depth (mean = 3.7 km). Ship-measurements. Only a limited area covered. SST from buoys. Ocean Surface Temperature from Remote Sensing (NOAA). cold water sinks. warm. - maximum insolation - albedo of water ~ 7%. cold water sinks. -2.0. 16.1.

678 views • 41 slides

Xujing Jia Davis Graduate School of Oceanography, University of Rhode Island Lewis M. Rothstein

Numerical and Theoretical Investigations of North Pacific Subtropical Mode Water with Implications for Pacific Climate Variability. Xujing Jia Davis Graduate School of Oceanography, University of Rhode Island Lewis M. Rothstein Graduate School of Oceanography, University of Rhode Island

607 views • 39 slides

Damping of Tropical Instability Waves caused by the action of surface currents on stress

Damping of Tropical Instability Waves caused by the action of surface currents on stress. R. Justin Small 1 , Kelvin Richards 2 , Shang-Ping Xie 3 , Pierre Dutrieux 2 , Toru Miyama 4. School of Ocean and Earth Science and Technology, University of Hawaii 2 . Department of Oceanography

386 views • 28 slides

Alternative derivation of Sverdrup Relation

Alternative derivation of Sverdrup Relation. Construct vorticity equation from geostrophic balance. (1). Assume ?=constant. (2). ?. Integrating over the whole ocean depth, we have. where. is the entrainment rate from the surface Ekman layer. at 45 o N.

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Define

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Define

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Define

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Hyodae Seo, Art Miller and John Roads Scripps Institution of Oceanography

Modeling of Regional Ocean-Atmosphere Feedback in the Eastern Equatorial Pacific; Tropical Instability Waves. Hyodae Seo, Art Miller and John Roads Scripps Institution of Oceanography. Annual AMS Meeting February 2, 2006. Outline. Introduce the regional coupled model

380 views • 20 slides

Post-glitch relaxation in pulsars

Anthony van Eysden Andrew Melatos University of Melbourne. Post-glitch relaxation in pulsars. Outline. Motivation Modelling glitch recovery Fitting to radio timing data (what can we determine?). Motivation. Probe matter at (super) nuclear densities Strong nuclear force (QCD)

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Define

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OCEANIC AND ATMOSPHERIC EVIDENCE FOR A PACIFIC DECADAL OSCILLATION (PDO) PHASE SHIFT AFTER 1998

1. 2. 1 Mantua et al. (1997), 2 Lagerloef (1995). OCEANIC AND ATMOSPHERIC EVIDENCE FOR A PACIFIC DECADAL OSCILLATION (PDO) PHASE SHIFT AFTER 1998. Gary S. E. Lagerloef , Earth and Space Research, Seattle, WA, USA Patrick Cummins, Institute of Ocean Sciences, Sidney BC, Canada

296 views • 15 slides

Wind Forced Ocean Circulation

Wind Forced Ocean Circulation. Ekman Spiral and Ekman Mass Transport. Convergence of Ekman Transport and Ekman Pumping. Upper Ocean Temperature Section down axis of Pacific Ocean. Expected Ocean response to observed wind field assuming Svedrup Balance.

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Friction in Mid-latitude Cyclones

Friction in Mid-latitude Cyclones. Ian Boutle Bob Plant, Stephen Belcher, Bob Beare, Andy Brown. Motivation. Many studies have shown the significance of friction in formation and dissipation of cyclones Up to 50% reduced growth rate

324 views • 10 slides

Boundary Layer Meteorology Lecture 10: Role of the boundary layer in large-scale dynamics

Boundary Layer Meteorology Lecture 10: Role of the boundary layer in large-scale dynamics. Review of baroclinic instability theory Ekman layer damping time-scale Boundary conditions for baroclinic neutrality calculations derived from Ekman theory

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Link with CLIVAR GSOP through the CLIVAR/GODAE Global Ocean Synthesis Evaluation effort

Link with CLIVAR GSOP through the CLIVAR/GODAE Global Ocean Synthesis Evaluation effort. Tony Lee, NASA JPL/CalTech. As a follow-up for the 1 st workshop for ocean reanalysis product intercomparison in the fall of 2006 at ECMWF, a 2 nd workshop was held in the fall of 2007 at MIT.

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From QuikSCAT

Curl of wind stress. ASD run. ROMS nRCM-0.5deg. From QuikSCAT. 10 -7 Nm -3. 10 -7 Nm -3. 10 -7 Nm -3.

106 views • 2 slides