Dr. Guillermo E. Alvarado Induni – Becario DAAD octubre 1989-agosto 1993

PARTICIPACION EN SEMINARIOS, TALLERES, CURSOS Y CONGRESOS

(Seminaries, Workshop and Congress; Teilnahme and Kursen, Seminare and Congress)

18 – 20 noviembre, 1992: 13. Geowissenschaftliches Lateinamerika-Kolloquium. Conferncia: Stratigraphy and sedimentology of the rain-triggered lahars from the 1963-1965 Irazú volcanic eruption, Costa Rica., Münster, Alemania.

19 – 23 de setiembre, 1994: 9^th International Seminar on Earthquake Prognostics, San José: Conferencia: Neotectonic and Morphostructural studies in the Arenal graben and Tilarán horst, Costa Rica: Assessment of its seismic potential.

9 – 13 de setiembre, 1996: IV Simposio Latinoamericano sobre Riesgos Geológicos en Areas Urbanas, San José.

28 de octubre-01 de diciembre, 2001: International Training Course on Seismology, Hazard Assessment and Risk Mitigation; Concepción y Antofagasta, Chile. Profesor invitado (19-25 noviembre): Conferencia: Volcano hazard and monitoring in Latin America and the Caribbean.

10 – 24 de enero, 2002: Geomar-Universidad de Kiel, Alemania. Conferencias: a). Geology and Geodynamics of Costa Rica. B). Pyroclastic flows at Arenal Volcano, Costa Rica.

18 – 20 de abril, 2005: 19th Colloquium on Latin American Geosciences, Potsdam, Alemania. Conferencia: Debris avalanches and debris flows transformed from collapses in the Costa Rican volcanic front, Central America. 

30 de enero-3 febrero, 2006: Curso-Taller Reconocimiento de Secuencias Volcánicas & IA Reunión Internacional de la Red Goal. Quito, Ecuador. Conferencia: Sector colapso, debris avalanches y lahares: génesis y peligros.

21-22 de agosto, 2006: Congreso de Ex-becarios/as del DAAD: Relevancia, formación de redes y excelencia. -Retos para los estudios de posgrado en América Central, San José, Costa Rica. Conferencia: Red GOAL.

2 – 10 de abril, 2006: Geothermal Technologies and Hydrothermal Systems, Berlín-Ascwanwerder, Alemania. Conferencia: Geotermia en Lationoamérica.

11 – 13 de abril, 2007: 20^th Colloquium on Latin American Earth Sciences, Kiel, Germany Conferencia: Paleo and Neo Volcanic Fronts in Central America.

6 – 11 de julio, 2008: Taller y trabajo de campo y VI reunión de coordinación GOAL “Energía Geotérmica y Vulcanismo Asociado”: Conferencia: Geotermia y Vulcanismo.

PUBLICACIONES Y RESUMENES

(Publications and abstracts; Veröffentlichungen und Zusammenfassung)                                                                     

1994

Alvarado, G.E. & Schmincke H. -U., 1994. Stratigraphic and Sedimentological aspects of the rain-trigged lahares of the 1963-1965 Irazú eruption, Costa Rica. -Zbl. Geol. Paläont., I, 1993 (1/2): 513-530; Stuttgart.

Appel, H., Wörner, G., Alvarado, G.E., Rundle, C. & Kussmaul, S., 1994. Age relations in igneous rocks from Costa Rica. -Profil 7: 63-69, Stuttgart.

Sachs, P.M. & Alvarado, G.E., 1994. Metamorphic basement in Costa Rica? -Terra Nostra, Schriften der Alfred Wegner Stiftung, 14. Geowissenschaftliches Lateinamerika-Kolloquium, Tübingen, 2: 66.

1996

Sachs, P. M. & Alvarado, G.E., 1996. Mafic metaigneous lower crust beneath Arenal volcano (Costa Rica): Evidence from xenoliths. -Bol. Obs. Vulc. Arenal, 6 (11-12): 71-78; San José.

1997

Alvarado, G.E., Schmincke, H. -U., Soto, G.E. & Sumita, M., 1997. The 1968 basaltic andesite eruption at Arenal volcano (Costa Rica): Fallout, surge or pyroclastic flow? -Volcanic activity and the environment, IAVCEI General Assembly, Abstracts, Puerto Vallarta, enero 19-24, 1997; p. 82.

Alvarado, G.E., Taylor, W.D., Ohrnberger, M.M., Soto, G.J. & Madrigal, L., 1997. First observations of volcanic seismicity at Arenal volcano (Costa Rica) using a new three-component seismic digital network. -Bol. OSIVAM, 8 (15-16): 11-45, 1995; San José.

Alvarado, G.E., Taylor, W.D., Ohrnberger, M.M., Soto, G.J., Naranjo, M.T., Boniche, D., Barrantes, J.M. & Madrigal, L., 1997. Types and sources of volcanic seismicity at Arenal (Costa Rica). Remarks from a three-component seismic digital network. Volcanic activity and the environment, IAVCEI General Assembly, Abstracts, Puerto Vallarta, enero 19-24, 1997; p. 127.

2000

Hauff, F., Hoernle, K., van den Bogaard, P., Alvarado, G. & Garbe-Shönberg, D., 2000. Age and Geochemistry of Basaltic Complexes in Western Costa Rica: Contributions to the Geotectonic Evolution of Central America. -Geochemistry, Geophysics, Geosystems, 1(5): 1999GC000020, doi: 10.1029/1999GC000020.

Hauff, F., Hoernle, K., van den Bogaard, P., Werner, R., R., Alvarado, G. & Garbe-Shönberg, D., 2000. Implications of Early to Late Cretaceous basaltic complexes on the geotectonic evolution of Central America. -Profil, 17: 26; 17. Geowissenschaftliches Lateinamerika-Kolloquium, 11-13 Octubre, Stuttgart.

Hauff, F., van den Boggard, P., Hoernle, K., Werner, R. & Alvarado, G., 2000. Early Cretaceous (116-138 Ma) ⁴⁰Ar/³⁹Ar Ages and Geochemistry of Fresh Glasses From the Caribbean LIP Basement: Nicoya Peninsula, Costa Rica. -Eos Trans. AGU, Fall Meet. Suppl., Abstract F1205.

Hoernle, K., Werner, R., Lissina, B., Alvarado, G. & Garbe-Shönber, D., 2000. The Intermediate History of the 90 Ma Galapagos Hotspot Revealed From Accreted Terranes in Central America. -Eos Trans. AGU, 82 (17), Fall Meet. Suppl., Abstract F1204.

Hoernle, K., van den Bogaard, P., Werner, R., Hauff, F., Alvarado, G., and Garbe-Schönberg, D., 2000. The role of the Galapagos Hotspot in forming land bridges/marine barriers between the Americas. -En: H. Seyfried (ed.): Lateinamerika-Kolloquium, Profil, 18: 27; Stuttgart, Institut für Geologie und Paläontologie Universität Stuttgart.

Ranero, C., von Huene, R., Flüeh, E.R., Weinrebe, W., Hinz, K., Leandro, G., Alvarado, G. & Duarte, M., 2000. Lower Plate Control on Subduction Erosion Processes along the Middle America Convergent Margin. -Zeit. Angewandte Geologie, SH 1: 291-296.

2002

Hoernle, K., van de Boggard, P., Werner, R., Lissina, B., Hauff, F., Alvarado, G. & Garbe-Schönberg, D., 2002. Missing history (16-71 Ma) of Galápagos hotspot: Implications for the tectonic and biological evolution of the Americas. -Geology, 30 (9): 795-798.

2003

Arroyo, I.G., Alvarado, G.E. & Flueh, E.R., 2003. Local Seismicity at the Cocos Ridge- Osa Peninsula Subuction Zone, Costa Rica. -AGU, San Francisco.

Hoernle, K., Sadofsky, S., Nichols, H., Portnyagin, M., Bogaard, P. v.d. & Alvarado, G.E., 2003. Volatile, Trace Elements and Isotopic Variations of Mafic Arc Volcanic Rocks from Nicaragua and Costa Rica. -AGU fall Metting, San Francisco.

Von Huene, R., Alvarado, G., Brown, K., Harris, R., Kinoshita, M., Suyehiro, K., Jamstec, Y., McIntosh, K., Morgan, I., Morris, J., Protti, M., Ranero, C., Scholl, D., Schwartz, S., 2003. Discussion of ODP Leg 205 and Drilling of Middle America Seismogenic Zone. – EOS, 84 (10): 90; March 2003.

                                                                          2004

Alvarado, G.E., Schmincke, H. -U., Soto, G.J., Bolge, L.L. & Sumita, M., 2004. La erupción tipo blast de 1968, volcán Arenal, Costa Rica. -V Congreso Geológico Nacional, Programas y Resúmenes, p. 25-26; San José.

Alvarado, G.E., Dengo, C., Aguilar, T., Martens, U., Bundschuh, J. & Bonis, S., 2004. Cuadro estratigráfico e historia geológica de América Central. -V Congreso Geológico Nacional, Programas y Resúmenes, p. 27-28; San José.

2005

 Arroyo-Hidalgo, I., Flueh, E., Husen, S., Gossler, J., Alvarado, G.E. & Mora, M., 2005. Characterization of the Central Costa Rican Pacific Seismogenic Zone from an “Amphibious” Local Seismological Network. AGU Meting.

David, A., Mansor, S., Marquardt, M., Ziegler, M., Alvarado, G.E., Freundt, A. & Hansteen, T.H., 2005. The Bagaces Formation in the Guanacaste Province, Costa Rica; Refined stratigraphy and petrology of large-volume Mio-Pleistocene volcanism. Terra Nostra (05/1), 19^th Colloquium on Latin American Geosciences (LAK), Potsdam, p. 38-39.

Thorwart, M., Alvarado, G., Arroyo, I., Dinc-Akdogan, N., Dzierman, Y., Flueh, E., Gossler, J., Goltz, C., Mora, M. & Rabbel, W., 2005. Talamanca transect and tremor array: Ongoing seismological investigations in Costa Rica. -AGU Metting.

2006

Alvarado, G.E., Soto, G.J., Schmincke, H. -U., Bolge, L.L. & Sumita, M., 2006. The 1968 andesitic lateral blast eruption at Arenal volcano, Costa Rica. -J. Volcanol. Geotherm. Res. 157: 9-33.

Alvarado, G.E., Carr, M.J., Turrin, B.D., Swisher, C., Schmincke, H. -U. & Hudnut, K.W., 2006. Recent volcanic history of Irazú volcano, Costa Rica: Alternation and mixing of two magma batches, implying at least two intracrustal chambers. -En: W.I. Rose, G.J.S. Bluth, M.J. Carr, J. Ewert, L.C. Patino, and J. Vallance. (eds.): Natural Hazards in Central America. Geol. Soc. Am. Spc. Paper. 412: 259-276, doi: 10.1130/2006.2412(14).

López, D.L., Bundschuh, J., Soto, G.J., Fernández, J.F. & Alvarado, G.E., 2006. Chemical evolution of thermal springs at Arenal Volcano, Costa Rica: Effect of volcanic activity, precipitation, seismic activity, and Earth tides. -J. Volcanol. Geotherm. Res. 157: 166-181.

2007

Akdogan, A.N.D., Thorwart, M., Dzierma, Y., Rabbel, W., Flueh, E., Gossler, J., Taylor, W. & Alvarado, G., 2007. Seismicity of Southern Nicaragua and Northern Costa Rica: A Combined Offshore and Onshore study. -Abstract volume, Workshop to Integrate Subduction Factory and Seismogenic Zone Studies in Central America, June 18-22, 2007, Costa Rica, p. 34 (http://www.nsf-margins.org/CostaRica2007/index.html).

Alvarado, G.E., Dengo, C., Martens, U., Bundschuh, J., Aguilar, T. & Bonis, S.B., 2007. Stratigraphy and geologic history. -En: J. Bundschuh & G.E. Alvarado (eds.): Central America: Geology, Resources and Hazards. Taylor & Francis, Londres/London. 1: 345-394.

Alvarado, G., Damm, T., Fairhead, D., Götze, H. -J., Lahrmann, B., Leandro, G., Lücke, O. & Schmidt, S., 2007. A 3D synoptic model of Central America inferred from gravity data interpretation. -Abstract volume, Workshop to Integrate Subduction Factory and Seismogenic Zone Studies in Central America, June 18-22, 2007, Costa Rica, p. 61 (http://www.nsf-margins.org/CostaRica2007/index.html).

Alvarado, G., Fairhead, D., Goetze, H., Lahrmann, B., Leandro, G., Lücke, O. & Schmidt, S., 2007. A 3D synoptic model of Central America inferred from gravity data interpretation. -2007 AGU Fall Meeting (Abstracts).

Arroyo, I.G., Husen, S., Flueh, E., Gossler, J., Alvarado, G.E. & Mora, M., 2007. Characterization of the Central Costa Rican Pacific Seismogenic Zone from an “Amphibious” Local Seismological Network. -Abstract volume, Workshop to Integrate Subduction Factory and Seismogenic Zone Studies in Central America, June 18-22, 2007, Costa Rica, p. 6 (http://www.nsf-margins.org/CostaRica2007/index.html).

Bundschuh, J., Winograd, M., Day, M. & Alvarado, G.E., 2007. Geographical, social, economic, and environmental framework and developments. -En: J. Bundschuh & G.E. Alvarado (eds.): Central America: Geology, Resources and Hazards. Taylor & Francis, Londres/London. 1: 1-52.

Bundschuh, J., Birkle, P., Aaheim, A. & Alvarado, G.E., 2007. Geothermal resources for development- valuation, present use and future opportunities. -En: J. Bundschuh & G.E. Alvarado (eds.): Central America: Geology, Resources and Hazards. Taylor & Francis, Londres/London. 2: 869-894.

Bundschuh, J., Birkle, P., Finch, R.C., Day, M., Romero, J., Paniagua, S., Alvarado, G.E., Bhattacharya, B., Tippmann, K. & Chaves, D., 2007. Geology-related tourism for sustainable development. -En: J. Bundschuh & G.E. Alvarado (eds.): Central America: Geology, Resources and Hazards. Taylor & Francis, Londres/London. 2: 1015-1098.

Dinc Akdogan, A.N., Thorwart, M., Dzierma, Y., Rabbel, W., Flueh, E., Gossler, J., Taylor, W. & Alvarado, G.E., 2007. Seismicity of Southern Nicaragua and Northern Costa Rica: A Combined Offshore and Onshore Study. Abstracts 20^th Colloquium on Latin American Earth Sciences, Kiel, Germany, 11-13 Abril, p. 247.

Maurer, V., Husen, S., Quintero, R., Morra, M., Alvarado, G., Kissling, E. & Ulmer, P., 2007. The CORISUBMOD Project: Seismic-petrologic subduction model for Costa Rica. -Abstract volume, Workshop to Integrate Subduction Factory and Seismogenic Zone Studies in Central America, June 18-22, 2007, Costa Rica, p. 73 (http://www.nsf-margins.org/CostaRica2007/index.html).

Thorwart, M., Dzierma, Y., Dinc Akdogan, A.N., Rabbel, W., Flueh, E., Gossler, J., Taylor, W. & Alvarado, G.E., 2007. Receiver function and non-volcanic tremot studies in Costa Rica. Abstracts 20^th Colloquium on Latin American Earth Sciences, Kiel, Germany, 11-13 Abril, p. 247.

Thorwart, M., Akdogan, A.N.D., Dzierma, Y., Rabbel, W., Flueh, E., Taylor, W., Alvarado, G. & Mora, M., 2007. Non-volcanic tremor studies in Costa Rica. -Abstract volume, Workshop to Integrate Subduction Factory and Seismogenic Zone Studies in Central America, June 18-22, 2007, Costa Rica, p. 34 (http://www.nsf-margins.org/CostaRica2007/index.html).

2008

Gazel, E., Denyer, P., Hoernie, K., Lisian, B., Hauff, F., van der Bogaard, P. & Alvarado, G.E., 2008. Southern Central American Jurassic to Miocene oceanic complexes and the evolution of the Galápagos hot spot. -Memoria: Programa y Resúmenes, IX Congreso Geológico de América Central y VI Congreso Geológico Nacional, 2-4 de julio del 2008, San José, Costa Rica.

Hoernle, K., Abt, D.L., Fisher, K.M., Nichols, H., Hauff, F., Abers, G.A., van den Bogaard, P., Heydolph, K., Alvarado, G., Protti, M. & Strauch, W., 2008. Arc-parallel flow in the mantle wedge beneath Costa Rica and Nicaragua. Nature, 451: 1094-1997, doi:10.1038.

Lücke, O.H., Götze, H. -J., Alvarado, G.E., Schmidt, S. & Fairhead., D., 2008. Constrained 3D density model of the upper crust from gravity data interpretation for the Central Volcanic Range of Costa Rica: fluid and volatile pathways and reservoirs for the southeastern end of the Quaternary Central American Volcanic Arc. -Memoria: Programa y Resúmenes, IX Congreso Geológico de América Central y VI Congreso Geológico Nacional, 2-4 de julio del 2008, San José, Costa Rica.

Lücke, O.H., Götze, H. -J., Schmidt, S., Alvarado, G.E., Montero, W. & Fairhead, D., 2008. Curvature analysis of the gravity field of Costa Rica. -Memoria: Programa y Resúmenes, IX Congreso Geológico de América Central y VI Congreso Geológico Nacional, 2-4 de julio del 2008, San José, Costa Rica.

2009

Arroyo, I.G., Husen, S., Flueh, E.R., Gossler, J., Kissling, E. & Alvarado, G.E., 2009. Three-dimensional P-wave velocity structure on the shallow part of the Central Costa Rican Pacific margin from local earthquake tomography using off- and onshore networks. -Geophy. J. Int., doi:10.1111/j.1365-246X.2009.04342.x.

Brasse, H., Kapinos, G., Mütschard, L., Alvarado, G.E., Worzewski, T. & Jegen, M., 2009. Deep electrical resistivity structure of northwestern Costa Rica. -Geophys. Res. Lett., 36: L02310, doi: 10.1029/2008GL036397.

2010

Dzierma, Y., Thorwart, M.M., Rabbel, W., Flueh, E.R., Alvarado, G.E. & Mora, M.M., 2010. Imaging crustal structure in south central Costa Rica with receiver functions. -Geochemistry, Geophysics, Geosystem, 11 (8), doi:10.1029/2009GC002936.

Lücke, O.H., Götze, H. -J. & Alvarado, G.E., 2010. A Constrained 3D Density Model of the Upper Crust from Gravity Data Interpretation for Central Costa Rica. -Int. J. Geophys. Volume 2010, Article ID 860902, 9 págs, doi:10.1155/2010/860902.

2011

Dzierma, Y., Rabbel, W., Thorwart, M. M., Flueh, E. R., Mora, M. M. y  Alvarado, G. E. (2011). The steeply subducting edge of the Cocos Ridge: Evidence from receiver functions beneath the northern Talamanca Range, south-central Costa Rica. Geochem. Geophys. Geosystem. 12 (4), doi:10.1029/2010GC003477

2013

Alvarado, G.E. & Schmincke, H.-U., 2013. The 1723 A.D. Violent Strombolian and Phreatomagmatic Eruption at Irazú Volcano, Costa Rica. Rev. Geol. Amér. Central, 48: 41-61.

2016

Schindlbeck, J.C., Kutterolf, S., Freundt, A., Alvarado, G.E., Wang, K. -L., Straub, S.M., Hemming, S.R., Frische, M. & Woodhead, J.D., 2016a: Late Cenozoic tephrostratigraphy offshore the southern Central American Volcanic Arc. 1. Tephra ages and provenance. – Geochem. Geophys. Geosyst. 17, doi. 10.1002/2016GC006503.

Schindlbeck, J.C., Kutterolf, S., Freundt, A., Straub, S.M., Vanucchi, P. & Alvarado, G.E., 2016b. Late Cenozoic tephrostratigraphy offshore the southern Central American Volcanic Arc. 2. Implications for magma production rates and subduction erosion. Geochem. Geophys. Geosyst. 17, doi. 10.1002/2016GC006504.

2018

Kohlmann, B., Solis, Á. & Alvarado, G.E., 2018. Did Costa Rica Dung Beetles (Colepoptera: Scarabacidae) Feed on Bison Dung Before the Arrival of Spanish Cattle? The Coleopterists Bull. 72 (2): 1-8.

2019

Kohlmann, B., Solís. Á. Alvarado, G.E., 2019. Description of Onthophagus humboldti and Uroxys bonplandi, two new scarab beetles (Coleoptera, Scarabaeidae, Scarabaeinae) from Costa Rica, with notes on tropical mountain brachyptery and endemicity. ZooKeys, 881:23-51.

2023

 Alvarado, G.E., Toulkeridis, T., Miyabuchi, Y. y Pérez, W. (2023). Review of bomb and ash flows: Genesis and case studies of a subset of block and ash flow deposits. Andean Geology, 50 (3), 346-371.

Arroyo-Solórzano, M., Benito, M. B. Alvarado, G. E. Climent, A. (2024). Empirical Earthquake Source Scaling Relations for Maximum Magnitudes Estimations in Central America. Bull. Seismol. Soc. Am. XX, 1-29, doi: 10.1785/0120230100