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MARGO H. EDWARDS
Senior Research Scientist and |
PUBLICATIONS: |
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Edited volumes |
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1. |
Pratson, L.F. and M.H. Edwards, Advances in seafloor mapping using sidescan sonar and multibeam bathymetry data, Marine Geophysical Researches, 18, 1996.
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Book Chapters |
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1. |
Fornari, D, M. Tivey, H. Schouten, M. Perfit, D. Yoerger, A. Bradley, M. Edwards, R. Haymon, D. Scheirer, K. Von Damm, T. Shank, and A. Soule, Submarine lava flow emplacement at the East Pacific Rise 9° 50'N: Implications for uppermost ocean crust stratigraphy and hydrothermal fluid circulation, in “Mid-Ocean Ridges: Hydrothermal Interactions between the Lithosphere and Oceans” (C. German, J. Lin, L. Parson, eds.), Geophys. Mono. 148, Am. Geophys. Union, Washington, D.C., pp. 187-217, 2004. |
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Articles in refereed journals |
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1. |
Perfit, M.R., J.R. Cann, D.J. Fornari, J. Engels, D.K. Smith, W.I. Ridley, and M.H. Edwards, Interaction of sea water and lava during submarine eruptions at mid-ocean ridges, Nature, 426 , 62-65, 2003. |
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2. |
Edwards, M.H . and B.J. Coakley, SCICEX investigations of the Arctic Ocean system, Chemie der Erde, 63(4), 281-328, 2003. |
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3. |
Cochran, J.C., G.J. Kurras, M.H. Edwards, and B.J. Coakley, The Gakkel Ridge: Bathymetry, gravity anomalies and crustal accretion at extremely slow spreading rates, J. Geophys. Res., 108, art. no. 2116, 2003. |
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4. |
Edwards, M.H ., R.B. Davis, R.M. Anderson, Swath mapping the base of the arctic ice canopy, Cold Regions Sci. Tech., 36, 93-101, 2003. |
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5. |
Engels, J.L., M.H. Edwards, D.J. Fornari, M.R. Perfit, J.R. Cann, A new model for submarine volcanic collapse formation, Geochemistry, Geophysics, Geosystems, 4 (9) , 1077, doi:10.1029/2002GC000483, 2003. |
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6. |
Fryer, P., N. Becker, B. Appelgate, F. Martinez, M. Edwards, and G. Fryer, Why is the Challenger Deep so deep?, Earth Planet. Sci. Lett., 211, 259-269, 2003. |
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7. |
Edwards, M.H ., G.J. Kurras, M. Tolstoy, D.R. Bohnenstiehl, B.J. Coakley, and J.R. Cochran, Evidence of recent volcanic activity on the ultra-slow spreading Gakkel Ridge, Nature, 409, 808-812, 2001a. |
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8. |
Polyak, L., M.H. Edwards, B.J. Coakley and M. Jakobsson, Existence of Arctic ice shelves during the Pleistocene inferred from deep-sea glaciogenic bedforms, Nature, 410, 453-457, 2001. |
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9. |
Smith, M.C., M.R. Perfit, D.J. Fornari, W.I. Ridley, M.H. Edwards, G. Kurras, and K.L. VonDamm, Magmatic processes and segmentation at a fast spreading mid-ocean ridge: Detailed geochemistry and mapping of the East Pacific Rise crest at 9°37”N - a small overlapping spreading center , Geochemistry, Geophysics, Geosystems, 2 , 2001 . |
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10. |
Tolstoy, M., D.R. Bohnenstiehl, M.H. Edwards, and G.J. Kurras, Seismic character of volcanic activity at the ultraslow-spreading Gakkel Ridge, Geology , 29, 1139-1142, 2001 . |
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11. |
Kurras, G.K., D.J. Fornari, M.H. Edwards, M.R. Perfit and M.C. Smith, Volcanic morphology of the East Pacific Rise Crest 9° 48’-52’ N: 1. Implications for Volcanic Emplacement Processes at fast-spreading mid-ocean ridges, Marine Geophysical Researches, 21, 23-41, 2000. |
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12. |
Fornari, D.J., R.M. Haymon, M.R. Perfit, T.K.P. Gregg and M.H. Edwards, Axial summit caldera of the East Pacific Rise 9° to 10°N: Geological characteristics and evolution of the axial zone on fast-spreading mid-ocean ridges, Journal of Geophysical Research, 103, 9827-9855, 1998. |
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13. |
Kurras, G.K., M.H. Edwards, and D.J. Fornari, High-resolution bathymetry of the East Pacific Rise axial summit trough 9° 49-51'N: A compilation of Alvin scanning sonar and altimetry data from 1991-1995, Geophysical Research Letters, 25, 1209-1212, 1998. |
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14. |
Hesse, R., I. Klaucke, W.B.F. Ryan, M.H. Edwards, D.J.W. Piper, and the NAMOC Study Group, Imaging Laurentide ice sheet drainage into the deep sea: Impact on sediments and bottom water, Geological Society of America Today, 6, 3-9, 1996. |
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15. |
Perfit, M.R., D.J. Fornari, W.I. Ridley, P.D. Kirk, J. Casey, K.A. Kastens, J.R. Reynolds , M. Edwards, D. Desonie, R. Shuster, and S. Paradis, Recent volcanism in the Siquerios transform fault: Picritic basalts and implications for MORB magma genesis, Earth and Planetary Science Letters, 141, 91-108, 1996. |
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16. |
Pratson, L.F. and M.H. Edwards, Introduction to advances in seafloor mapping using sidescan sonar and multibeam bathymetry data, Marine Geophysical Researches, 18, 601-605, 1996. |
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17. |
Cowie, P.A., C.H. Scholz, W.B.F. Ryan, and M. Edwards, Quantitative fault studies on the East Pacific Rise: A comparison of sonar imaging techniques, Journal of Geophysical Research, 99, 15205-15218, 1994. |
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18. |
Cowie, P.A., C.H. Scholz, M. Edwards, and A. Malinverno, Fault strain and seismic coupling on mid-ocean ridges, Journal of Geophysical Research, 98, 17911-17920, 1993. |
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19. |
Edwards, M.H ., M. Smith, and D.J. Fornari, CCD digital camera maps the East Pacific Rise Crest near 9°31'N and 9°49N-52'N, EOS, Transactions of the American Geophysical Union, 73, 329-333, 1992. |
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20. |
Macdonald, K.C., P.J. Fox, S. Miller, S. Carbotte, M. Edwards, M. Eisen, D. Fornari, L. Perram, R. Pockalny, D. Scheirer, S. Tighe, C. Weiland, and D. Wilson, The East Pacific Rise and its flanks 8°-18°N: History of segmentation, propagation and spreading direction based on SeaMARC II and Sea Beam studies, Marine Geophysical Researches, 299-344, 1992. |
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21. |
Madsen, J.A., D.J. Fornari, M.H. Edwards, D.G. Gallo, M.R. Perfit, and A.N. Shor, Kinematic framework of the Cocos-Pacific plate boundary between 12° 50'N and 15° 10'N, Journal of Geophysical Research, 97, 7011-7024, 1992. |
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22. |
Edwards, M.H ., D.J. Fornari, J.A. Madsen, A. Malinverno, and W.B.F. Ryan, The regional tectonic fabric of the East Pacific Rise 12°50'N to 15°10'N, Journal of Geophysical Research, 96, 7995-8017, 1991. |
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23. |
Goff, J.A., T.H. Jordan, M.H. Edwards, and D.J. Fornari, Comparison of a stochastic seafloor model with SeaMARC II bathymetry and Sea Beam data near the East Pacific Rise 13°-15° N, Journal of Geophysical Research, 96, 3867-3885, 1991. |
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24. |
Haymon, R.M., D.J. Fornari, M.H. Edwards, S. Carbotte, D. Wright, and K.C. Macdonald, Hydrothermal vent distribution along the East Pacific Rise crest (9° 09'-54') and its relationship to magmatic and tectonic processes on fast-spreading mid-ocean ridges, Earth and Planetary Science Letters, 140, 513-534, 1991. |
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25. |
Malinverno, A., M.H. Edwards, and W.B.F. Ryan, Processing of SeaMARC swath sonar data, IEEE Journal of Oceanic Engineering, 15, 14-23, 1990. |
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26. |
Fornari, D.J., D.G. Gallo, M.H. Edwards, J.A. Madsen, M.R. Perfit, and A.N. Shor, Structure and topography of the Siqueiros transform fault system: Evidence for the development of intra-transform spreading centers, Marine Geophysical Researches, 11, 263-299, 1989. |
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27. |
Edwards, M.H ., R.E. Arvidson, and E.A. Guinness, Digital image processing of Seabeam bathymetric data for structural studies of seamounts near the East Pacific Rise, Journal of Geophysical Research, 89, 11108-11116, 1984. |
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Articles in other periodicals (1998 – present) |
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1. |
Engels, J., M. Edwards, and L. Polyak, Ice scours in the Chukchi Borderland, Arctic Basin: dynamics of sea ice break-up, Proc. 17th Intl. Symp. on Okhotsk Sea and Sea Ice, 104-113, 2002. |
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2. |
Davis, R.B., M.H. Edwards, M.R. Rognstad, and T. B. Appelgate, Real-time tools for processing sidescan and interferometric bathymetric data, Sea Technology, 42 , 21-27, 2001 . |
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3. |
Edwards, M ., " Arctic Ocean SCICEX Explorations". In: S. Earle (ed.), National Geographic Atlas of the Ocean: The Deep Frontier, National Geographic Society, Washington, D.C. pp.142-143, 2001 . |
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4. |
Edwards, M.H. , P.D. Johnson, T.B. Appelgate, and G.J. Kurras, On-line access to new Arctic bathymetry and sidescan data, Oceans 2001 MTS/IEEE Proceedings, 1492-1495, 2001b. |
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5. |
Edwards, M ., R. Anderson, D. Chayes, B. Coakley, J. Cochran, M. Jakobsson, G. Kurras, L. Polyak, and M. Rognstad, SCICEX sonars chart new topographies, new theories, Witness the Arctic, 9, 1-2, 2001 . |
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6. |
Kurras, G.J., M.H. Edwards, R.M. Anderson, P. Michael, J.R. Cochran and B.J. Coakley, Comparison of Seabeam 2112 and SCAMP bathymetry data along the Gakkel Ridge: Preliminary mapping results from the Healy0102 Arctic cruise, Oceans 2001 MTS/IEEE Proceedings, 1496-1499, 2001. |
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7. |
Edwards, M. , CNN Special Report: The Science of SCICEX, on-line website available at http://www.cnn.com/SPECIALS/2001/icerun/scientist, 2000. |
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8. |
Coakley, B., J.R. Cochran, and M. Edwards, Mapping the Gakkel Ridge: SCICEX 98 achievements and plans for SCICEX 99 on the USS Hawkbill, InterRidge News, 8, 32-33, 1999. |
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9. |
Kurras, G.J., M.H. Edwards, D.J. Fornari, and P. Johnson, An online database for the East Pacific Rise 9°-10° N, RIDGE Events Newsletter, 10, 9-13, 1999. |
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10. |
Fornari, D., G. Kurras, M. Edwards, W. Spencer, and B. Hersey, Mapping volcanic morphology on the crest of the East Pacific Rise 9°49’-52’N using the WHOI towed camera system: A versatile new digital camera sled for seafloor mapping, BRIDGE newsletter, 14, 4-12, 1998. |
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Articles in Press or Submitted for Publication |
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1. |
Engels, J.L., L. Polyak, and M.H. Edwards, Seafloor morphology indicates Pleistocene ice sheet flow along the northern Alaska margin, Arctic Ocean, submitted to Journal of Geophysical Research 2004. |
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Reports and Map Series |
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1. |
Edwards, M.H. , and R.E. Arvidson, Report MGG-2, Relief of the surface of the Earth, J.R. Heirtzler (ed.), published for World Data Center A for Marine Geology and Geophysics by the National Geophysical Data Center, Boulder, CO, 1985. |
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