Lisa Beal, Beal Lab, Agulhas Current Time-series (ACT), Agulhas System Climate Array (ASCA), Agulhas Climate Modeling, Beal Aguhlas
2020
Gunn, K.L., L.M. Beal, S. Elipot, K. McMonigal, A. Houk (2020), Mixing of Subtropical, Central, and Intermediate Waters Driven by Shifting and Pulsing of the Agulhas Current, J. Physical Oceanography, https://doi.org/10.1175/JPO-D-20-0093.1
McMonigal, K., L.M. Beal, S. Elipot, K.L. Gunn, J. Hermes, T. Morris, A. Houk (2020), The Impact of Meanders, Deepening and Broadening, and Seasonality on Agulhas Current Temperature Variability, https://doi.org/10.1175/JPO-D-20-0018.1
Daher, H., L.M. Beal, F. Schwarzkopf (2020), A New Improved Estimation of Agulhas Leakage Using Observations and Simulations of Lagrangian Floats and Drifters, J. Geophys. Res. Oceans, https://doi.org/10.1029/2019JC015753
2018
L'Hegaret, P., L.M. Beal, S. Elipot, L. Laurindo (2018), Shallow Cross‐Equatorial Gyres of the Indian Ocean Driven by Seasonally Reversing Monsoon Winds, J. Geophys. Res. Oceans, https://doi.org/10.1029/2018JC014553
Cheng, Y., L.M. Beal, B.P. Kirtman, D. Putrasahan (2018), Interannual Agulhas Leakage Variability and its Regional Climate Imprints, J. Climate, https://doi.org/10.1175/JCLI-D-17-0647.1
Hutchinson, K.A., L.M. Beal, P. Penven, I. Ansorge, and J.C. Hermes. (2018), Seasonal phasing of Agulhas Current transport tied to a baroclinic adjustment of near‐field winds, J. Geophys. Res. Oceans,. https://doi.org/10.1029/2018JC014319
McMonigal, K., Beal, L. M., & Willis, J. K. (2018). The seasonal cycle of the South Indian Ocean subtropical gyre circulation as revealed by Argo and satellite data. Geophysical Research Letters, 45. https://doi.org/10.1029/2018GL078420
Elipot, S., & Beal, L. M. (2018). Observed Agulhas Current sensitivity to interannual and long-term trend atmospheric forcings. Journal of Climate, 31(8), 3077-3098. https://doi.org/10.1175/JCLI-D-17-0597.1
2017
Morris, T., Hermes, J., Beal, L., du Plessis, M., Rae, C. D., Gulekana, M., ... & Ansorge, I. J. (2017). The importance of monitoring the Greater Agulhas Current and its inter-ocean exchanges using large mooring arrays. South African Journal of Science, 113(7-8), 1-7. https://dx.doi.org/10.17159/sajs.2017/20160330
Centurioni, L., Hormann, V., Talley, L., Arzeno, I., Beal, L., Caruso, M., . . . Wang, H. (2017). Northern Arabian Sea Circulation-Autonomous Research (NASCar): A RESEARCH INITIATIVE BASED ON AUTONOMOUS SENSORS. Oceanography,30(2), 74-87. http://www.jstor.org/stable/26201851
Leber, G. M., Beal, L. M., & Elipot, S. (2017). Wind and current forcing combine to drive strong upwelling in the Agulhas Current. Journal of Physical Oceanography, 47(1), 123-134. https://doi.org/10.1175/JPO-D-16-0079.1
2016
Beal, L. M., & Elipot, S. (2016). Broadening not strengthening of the Agulhas Current since the early 1990s. Nature, 540(7634), 570.https://doi.org/10.1038/nature19853
Cheng, Y., Putrasahan, D., Beal, L., & Kirtman, B. (2016). Quantifying Agulhas leakage in a high-resolution climate model. Journal of Climate, 29(19), 6881-6892. https://doi.org/10.1175/JCLI-D-15-0568.1
Putrasahan, D., Kirtman, B. P., & Beal, L. M. (2016). Modulation of SST interannual variability in the Agulhas leakage region associated with ENSO. Journal of Climate, 29(19), 7089-7102. https://doi.org/10.1175/JCLI-D-15-0172.1
2015
Elipot, S., & Beal, L. M. (2015). Characteristics, energetics, and origins of Agulhas Current meanders and their limited influence on ring shedding. Journal of Physical Oceanography, 45(9), 2294-2314. https://doi.org/10.1175/JPO-D-14-0254.1
Putrasahan, D. A., Beal, L. M., Kirtman, B. P., & Cheng, Y. (2015). A new Eulerian method to estimate “spicy” Agulhas leakage in climate models. Geophysical Research Letters, 42(11), 4532-4539. https://doi.org/10.1002/2015GL064482
Leber, G. M., & Beal, L. M. (2015). Local water mass modifications by a solitary meander in the Agulhas Current. Journal of Geophysical Research: Oceans, 120(6), 4503-4515. https://doi.org/10.1002/2015JC010863
Beal, L. M., Elipot, S., Houk, A., & Leber, G. M. (2015). Capturing the transport variability of a western boundary jet: Results from the Agulhas Current Time-Series Experiment (ACT). Journal of Physical Oceanography, 45(5), 1302-1324. https://doi.org/10.1175/JPO-D-14-0119.1
2014
Leber, G. M., & Beal, L. M. (2014). Evidence that Agulhas Current transport is maintained during a meander. Journal of Geophysical Research: Oceans, 119(6), 3806-3817. https://doi.org/10.1002/2014JC009802
Rousset, C., & Beal, L. M. (2014). Closing the transport budget of the Florida Straits. Geophysical Research Letters, 41(7), 2460-2466. https://doi.org/10.1002/2014GL059498
2013
Imawaki, S., Bower, A. S., Beal, L., & Qiu, B. (2013). Ocean Circulation and Climate: Chapter 13. Western Boundary Currents (Vol. 103). Elsevier Inc. Chapters.
Beal, L. M., Hormann, V., Lumpkin, R., & Foltz, G. R. (2013). The response of the surface circulation of the Arabian Sea to monsoonal forcing. Journal of Physical Oceanography, 43(9), 2008-2022. https://doi.org/10.1175/JPO-D-13-033.1
Cronin, M. F., Tozuka, T., Biastoch, A., Durgadoo, J. V., & Beal, L. M. (2013). Prevalence of strong bottom currents in the greater Agulhas system. Geophysical Research Letters, 40(9), 1772-1776. https://doi.org/10.1002/grl.50400
Frajka‐Williams, E., Johns, W. E., Meinen, C. S., Beal, L. M., & Cunningham, S. A. (2013). Eddy impacts on the Florida Current. Geophysical Research Letters, 40(2), 349-353. https://doi.org/10.1002/grl.50115
Imawaki, S., Bower, A. S., Beal, L., & Qiu, B. (2013). Western boundary currents. In International Geophysics (Vol. 103, pp. 305-338). Academic Press. https://doi.org/10.1016/B978-0-12-391851-2.00013-1
Beal, L. M., & Donohue, K. A. (2013). The Great Whirl: Observations of its seasonal development and interannual variability. Journal of Geophysical Research: Oceans, 118(1), 1-13. https://doi.org/10.1029/2012JC008198
2012
Sebille, E., Johns, W. E., & Beal, L. M. (2012). Does the vorticity flux from Agulhas rings control the zonal pathway of NADW across the South Atlantic?. Journal of Geophysical Research: Oceans, 117(C5). https://doi.org/10.1029/2011JC007684
2011
Sebille, E., Baringer, M. O., Johns, W. E., Meinen, C. S., Beal, L. M., Jong, M. F., & Aken, H. M. (2011). Propagation pathways of classical Labrador Sea water from its source region to 26 N. Journal of Geophysical Research: Oceans, 116(C12). https://doi.org/10.1029/2011JC007171
Rayner, D., Hirschi, J. J. M., Kanzow, T., Johns, W. E., Wright, P. G., Frajka-Williams, E., ... & Beal, L. M. (2011). Monitoring the Atlantic meridional overturning circulation. Deep Sea Research Part II: Topical Studies in Oceanography, 58(17-18), 1744-1753. https://doi.org/10.1016/j.dsr2.2010.10.056
Rousset, C., & Beal, L. M. (2011). On the seasonal variability of the currents in the Straits of Florida and Yucatan Channel. Journal of Geophysical Research: Oceans, 116(C8). https://doi.org/10.1029/2010JC006679
van Sebille, E., Beal, L. M., & Johns, W. E. (2011). Advective time scales of Agulhas leakage to the North Atlantic in surface drifter observations and the 3D OFES model. Journal of Physical Oceanography, 41(5), 1026-1034. https://doi.org/10.1175/2011JPO4602.1
Johns, W. E., Baringer, M. O., Beal, L. M., Cunningham, S. A., Kanzow, T., Bryden, H. L., ... & Curry, R. (2011). Continuous, array-based estimates of Atlantic Ocean heat transport at 26.5 N. Journal of Climate, 24(10), 2429-2449. https://doi.org/10.1175/2010JCLI3997.1
Beal, L. M., De Ruijter, W. P., Biastoch, A., Zahn, R., Cronin, M., Hermes, J., ... & Bornman, T. (2011). On the role of the Agulhas system in ocean circulation and climate. Nature, 472(7344), 429. https://doi.org/10.1038/nature09983
2010
Kanzow, T., Cunningham, S. A., Johns, W. E., Hirschi, J. J., Marotzke, J., Baringer, M. O., ... , Beal, L. M. & Bryden, H. L. (2010). Seasonal variability of the Atlantic meridional overturning circulation at 26.5 N. Journal of Climate, 23(21), 5678-5698. https://doi.org/10.1175/2010JCLI3389.1
Rousset, C., & Beal, L. M. (2010). Observations of the Florida and Yucatan Currents from a Caribbean cruise ship. Journal of Physical Oceanography, 40(7), 1575-1581. https://doi.org/10.1175/2010JPO4447.1
Kanzow, T., Cunningham, S., Johns, W., Bryden, H., Hirschi, J., Baringer, M., ... & Beal, L. (2010, May). Continuous observations of the variability of the Atlantic meridional overturning circulation at 26.5° N: Major results and present challenges. In EGU General Assembly Conference Abstracts(Vol. 12, p. 7074).
Van Sebille, E., Beal, L. M., & Biastoch, A. (2010). Sea surface slope as a proxy for Agulhas Current strength. Geophysical Research Letters, 37(9). https://doi.org/10.1029/2010GL042847
Masumoto, Y., Yu, W., Meyers, G., D’Adamo, N., Beal, L., de Ruijter, W. P. M., ... & McCreary Jr, J. P. (2010). Observing systems in the Indian Ocean. Proceedings of the" OceanObs, 9.
2009
Beal, L. M. (2009). A time series of Agulhas Undercurrent transport. Journal of physical oceanography, 39(10), 2436-2450. https://doi.org/10.1175/2009JPO4195.1
Biastoch, A., Beal, L. M., Lutjeharms, J. R. E., & Casal, T. G. D. (2009). Variability and coherence of the Agulhas Undercurrent in a high-resolution ocean general circulation model. Journal of physical oceanography, 39(10), 2417-2435. https://doi.org/10.1175/2009JPO4184.1
Casal, T. G., Beal, L. M., Lumpkin, R., & Johns, W. E. (2009). Structure and downstream evolution of the Agulhas Current system during a quasi‐synoptic survey in February–March 2003. Journal of Geophysical Research: Oceans, 114(C3). https://doi.org/10.1029/2008JC004954
Beal, L. M., Cipollini, P., & Lutjeharms, J. (2009). ACT: Towards a multi-decadal index of Agulhas Current transport. Proc. OceanObs, 9, 1-3.
2008
Beal, L. M., Hummon, J. M., Williams, E., Brown, O. B., Baringer, W., & Kearns, E. J. (2008). Five years of Florida Current structure and transport from the Royal Caribbean Cruise Ship Explorer of the Seas. Journal of Geophysical Research: Oceans, 113(C6). https://doi.org/10.1029/2007JC004154
Johns, W. E., Beal, L. M., Baringer, M. O., Molina, J. R., Cunningham, S. A., Kanzow, T., & Rayner, D. (2008). Variability of shallow and deep western boundary currents off the Bahamas during 2004–05: Results from the 26 N RAPID–MOC array. Journal of Physical Oceanography, 38(3), 605-623. https://doi.org/10.1175/2007JPO3791.1
Kanzow, T., Hirschi, J. J. M., Meinen, C., Rayner, D., Cunningham, S. A., Marotzke, J., ... , Beal, L. M. & Baringer, M. O. (2008). A prototype system for observing the Atlantic meridional overturning circulation–scientific basis, measurement and risk mitigation strategies, and first results. Journal of Operational Oceanography, 1(1), 19-28. https://doi.org/10.1080/1755876X.2008.11020092
2007
Kanzow, T., Cunningham, S. A., Rayner, D., Hirschi, J. J. M., Johns, W. E., Baringer, M. O., ... , Beal, L. M. & Marotzke, J. (2007). Observed flow compensation associated with the MOC at 26.5 N in the Atlantic. science, 317(5840), 938-941. http://science.sciencemag.org/content/317/5840/938.full
Cunningham, S. A., Kanzow, T., Rayner, D., Baringer, M. O., Johns, W. E., Marotzke, J., ... , Beal, L. M. & Meinen, C. S. (2007). Temporal variability of the Atlantic meridional overturning circulation at 26.5 N. science, 317(5840), 935-938. http://science.sciencemag.org/content/317/5840/935.full
Beal, L. M. (2007). Is interleaving in the Agulhas Current driven by near-inertial velocity perturbations?. Journal of physical oceanography, 37(4), 932-945. https://doi.org/10.1175/JPO3040.1
2006
Beal, L. M., Chereskin, T. K., Lenn, Y. D., & Elipot, S. (2006). The sources and mixing characteristics of the Agulhas Current. Journal of physical oceanography, 36(11), 2060-2074. https://doi.org/10.1175/JPO2964.1
Casal, T. G., Beal, L. M., & Lumpkin, R. (2006). A North Atlantic deep-water eddy in the Agulhas Current system. Deep Sea Research Part I: Oceanographic Research Papers, 53(10), 1718-1728. https://doi.org/10.1016/j.dsr.2006.08.007
Beal, L. M., & Chereskin, T. K. (2003). The volume transport of the Somali Current during the 1995 southwest monsoon. Deep Sea Research Part II: Topical Studies in Oceanography, 50(12-13), 2077-2089. https://doi.org/10.1016/S0967-0645(03)00046-8
Beal, L. M., Chereskin, T. K., Bryden, H. L., & Ffield, A. (2003). Variability of water properties, heat and salt fluxes in the Arabian Sea, between the onset and wane of the 1995 southwest monsoon. Deep Sea Research Part II: Topical Studies in Oceanography, 50(12-13), 2049-2075. https://doi.org/10.1016/S0967-0645(03)00045-6
2002
Chereskin, T. K., Wilson, W. D., & Beal, L. M. (2002). The Ekman temperature and salt fluxes at 8° 30′ N in the Arabian Sea during the 1995 southwest monsoon. Deep Sea Research Part II: Topical Studies in Oceanography, 49(7-8), 1211-1230. https://doi.org/10.1016/S0967-0645(01)00168-0
2001
Bryden, H. L., & Beal, L. M. (2001). Role of the Agulhas Current in Indian Ocean circulation and associated heat and freshwater fluxes. Deep Sea Research Part I: Oceanographic Research Papers, 48(8), 1821-1845. https://doi.org/10.1016/S0967-0637(00)00111-4
2000
Donohue, K. A., Firing, E., & Beal, L. (2000). Comparison of three velocity sections of the Agulhas Current and Agulhas Undercurrent. Journal of Geophysical Research: Oceans, 105(C12), 28585-28593. https://doi.org/10.1029/1999JC000201
Beal, L. M., Molinari, R. L., Chereskin, T. K., & Robbins, P. E. (2000). Reversing bottom circulation in the Somali Basin. Geophysical Research Letters, 27(16), 2565-2568. https://doi.org/10.1029/1999GL011316
Beal, L. M., Ffield, A., & Gordon, A. L. (2000). Spreading of Red Sea overflow waters in the Indian Ocean. Journal of Geophysical Research: Oceans, 105(C4), 8549-8564. https://doi.org/10.1029/1999JC900306
1999
Beal, L. M., & Bryden, H. L. (1999). The velocity and vorticity structure of the Agulhas Current at 32 S. Journal of Geophysical Research: Oceans, 104(C3), 5151-5176. https://doi.org/10.1029/1998JC900056
Beal, L. M. (1999). Observations of the velocity structure of the Agulhas Current.
1997
Beal, L. M., & Bryden, H. L. (1997). Observations of an Agulhas undercurrent. Deep Sea Research Part I: Oceanographic Research Papers, 44(9-10), 1715-1724. https://doi.org/10.1016/S0967-0637(97)00033-2
1995
Lane-Serff, G. F., Beal, L. M., & Hadfield, T. D. (1995). Gravity current flow over obstacles. Journal of Fluid Mechanics, 292, 39-53. https://doi.org/10.1017/S002211209500142X