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JAIME ESCOBAR
[email protected]
PERSONAL
Born, 8 Oct. 1977, Medellin, Colombia
EDUCATION
2005-2010
PhD. School of Natural Resources and Environment, University of Florida. Gainesville, US
“Late Pleistocene and Holocene Climate Change in the Maya Lowlands”
Advisors: Dr. Mark Brenner – Dr. David Hodell
2002-2005
M.S. Geology. Department of Geological Sciences, University of Florida. Gainesville, US
“Thecamoebians as environmental and paleoenvironmental indicators: Evidence from modern thecamoebian
distributions in Florida lakes”
Advisor: Dr. Mark Brenner
1996-2002
B.S. Environmental Engineering. Escuela de Ingeniería de Antioquia. Medellín, Colombia
“Thecamoebians as limnological indicators in tropical lakes: Study case at La Fe reservoir, Antioquia, Colombia”
Advisor: Dr. Jose Ignacio Martinez
OTHER COURSES
2008
2006
Ecology and Systematics of Diatoms. Iowa Lakeside Laboratory. Iowa, US.
Analysis of Environmental Data. Iowa Lakeside Laboratory. Iowa, US.
WORK EXPERIENCE
2015-Present
Courtesy Professor. Department of Geological Sciences. University of Florida. Gainesville, United States
2015-Present
Associate Professor. Department of Civil and Environmental Engineering. Universidad del Norte. Barranquilla,
Colombia
2013-Present
Director. Institute for Sustainable Development. Universidad del Norte. Barranquilla, Colombia
2012-Present
Research Associate. Center for Tropical Paleoecology and Archeology. Smithsonian Tropical Research Institute
(STRI). Ciudad de Panama, Panama
2012-2015
Assistant Professor. Department of Civil and Environmental Engineering. Universidad del Norte. Barranquilla,
Colombia
2011-2012
Assistant Professor. Department of Biology and Environmental Sciences. Universidad de Bogota Jorge Tadeo
Lozano. Bogota, Colombia
2010-2011
Postdoctoral Visiting Scientist. Center for Tropical Paleoecology and Archeology. Smithsonian Tropical
Research Institute (STRI). Ciudad de Panamá, Panamá. Paleoecology – Paleoclimatology – Stable isotopes
2009-2010
Pre-doctoral Visiting Scientist. Center for Tropical Paleoecology and Archeology. Smithsonian Tropical
Research Institute (STRI). Ciudad de Panama, Panama
2002-2009
Lab Assistant. Identification of foraminifera, ostracods, and gastropods and sample (waters, CaCO3, bulk
sediments) preparation for stable isotope analyses (δ13C, δ18O,δ15N). Stable Isotope Laboratory, University of
Florida. Gainesville, US
2003-2009
Lab and Field Assistant. Field assistant for sediment core collection and lab assistant for Pb210 dating. Land Use
and Environmental Change Institute (LUECI), University of Florida. Gainesville, US
2001
Lab and Field Assistant. Chemistry Lab assistant for the pesticides, heavy metals and nutrients dependencies
and field assistant for water and sediment collection. Environmental Marine Quality Assessment Group, Institute
for Coastal and Marine Research (INVEMAR), Santa Marta, Colombia.
TEACHING EXPERIENCE
2012-present
Geology – Environmental Engineering – Global Climate Change (undergraduate class). Department of Civil
and Environmental Engineering. Universidad del Norte
Climate and Environmental Change – Statistics – Limnology (Graduate class). Department of Civil and
Environmental Engineering. Universidad del Norte
2011-2012
General Biology – Research Projects – Environmental Biology (undergraduate class). Department of Biology
and Environmental Sciences. Universidad de Bogota Jorge Tadeo Lozano.
2005
Environmental Limnology (undergraduate class). Environmental Engineering Department, Escuela de
Ingeniería de Antioquia. Medellín, Colombia.
2004-2006
Limnology – Paleolimnology (Graduate class/Teaching assistant). Geology Department, University of Florida.
Gainesville, US.
2002-2004
Exploring the Geological Sciences – Introduction to Marine Sciences (Teaching assistant). Geology
Department, University of Florida. Gainesville, US.
PUBLICATIONS
Peer review book chapters and manuscripts
2015-2016
Restrepo JC, Escobar J, Otero L, Franco D, Pierini J, Correa I. 2016. Factors influencing the distribution and characteristics of
Surface sediment in the Bay of Cartagena, Colombia. Journal of Coastal Research. DOI: 10.2112/JCOASTRES-D-15-00185.1
Sigala I, Lozano S, Escobar J, Perez L Gallegos J. 2016. Testate Amoebae (Protozoa: Rhizopoda) in Tropical Lakes of Central
Mexico. International Journal of Tropical Biology and Conservation, 64, 393-413
Serna Y, Velez MI, Escobar J. 2015. Microscopic organic matter particles in late Holocene riparian sediments near the Cauca River.
Journal of Paleolimnology, 54, 325-344
Hoyos N, Monsalve O, Berger GW, Antinao JL, Giraldo H, Silva C, Ojeda G, Bayona G, Escobar J, Montes C. 2015. A Climatic
trigger for catastrophic Pleistocene-Holocene debris flows in the Eastern Andean Cordillera of Colombia. Journal of Quaternary
Science, 30(3), 258-270
Moreno JF, Hendy AJW, Quiroz L, Hoyos N, Jones DS, Zapata V, Zapata S, Ballen G, Cadena E, Cardenas A, Carrillo J, Carrillo
JD, Delgado-Sierra D, Escobar J, Martinez JI, Martinez C, Montes C, Moreno J, Perez N, Sanchez R, Suarez C, Vallejo-Pareja MC,
and Jaramillo C. 2015. Revised Stratigraphy of Neogene strata in the Cocinetas Basin, La Guajira, Colombia. Swiss Journal of
Paleontology, 134, 5-43
2013-2014
Jaramillo, C., E. Moreno, V. Ramirez, S. da Silva, A. Barrera, B. Adhara, S. Moron, F. Herrera, J. Escobar, R. Koll, S. Manchester,
and N. Hoyos. 2014. Palynological record of the last 20 Million years in Panama. In W. D. Stevens, O. M. Montiel, and P. Raven,
(Editor). Paleobotany and Biogeography: A Festschrift for Alan Graham in His 80th Year. pp 134-253.St Louis: Missouri
Botanical Garden Press
Arnold TE, Brenner M, Curtis J, Dutton D, Baker SM, Escobar J, Ortega C. 2014. Application of stable isotopes (δ18O) to determine
the growth patterns of the invasive gastropod Pomacea maculata in Florida lakes. Florida Scientist, 77(3), 126-144
Velez MI, Escobar J, Brenner M, Rangel O, Betancourt A, Jaramillo JA, Curtis J, Moreno JL. 2014. Middle to late Holocene
relative sea level rise, climate variability and environmental change along the Colombian Coast. The Holocene, 24, 898-907
Winston B, Hausmann S, Escobar J, Kenney WF. 2014. A sediment record of trophic state change in an Arkansas (USA) reservoir.
Journal of Paleolimnology, 51(3), 393-403
Aguilar-Reyes B, Mejia V, Goguitchaichvili A, Escobar J, Bayona G, Bautista F, Morales J, Ihl T. 2013. Reconnaissance
environmental magnetic study of urban soils, dust and leaves from Bogotá, Colombia. Studia Geophysica et Geodaetica, 57, 741754
Restrepo JC, Franco D, Escobar J, Correa ID, Otero L, Gutierrez J. 2013. Bahia de Cartagena (Colombia): Distribución de
sedimentos superficiales y ambientes sedimentarios. Latin American Journal of Aquatic Research, 41(1), 99-112
Pérez L, Curtis J, Brenner M, Hodell D, Escobar J, Lozano S, Schwalb A. 2013. Stable isotopes values (δ18O & δ13C) of multiple
ostracode species of a large Neotropical lake as indicators of past changes in hydrology. Quaternary Science Reviews, 66, 96-111
Escobar J, Whitmore TJ, Kamenov GD, Riedinger-Whitmore MA. 2013. Isotopic record of anthropogenic lead pollution in lake
sediments of Florida, USA. Journal of Paleolimnology, 49, 237-252
Hoyos N, Escobar J, Restrepo JC, Arango AM, Ortiz JC. 2013. Impact of the 2010-2011 La Nina phenomenon in Colombia, South
America: the human toll of an extreme weather event. Applied Geography, 39, 16-25
2011-2012
Molinares CE, Martinez JI, Fiorini F, Escobar J, Jaramillo C. 2012. Paleoenvironmental reconstruction for the lower Pliocene
Arroyo Piedras section (Tubara – Colombia): Implications for the Magdalena River – paleodelta’s dynamic. Journal of South
American Earth Sciences, 39, 170-183
Correa-Metrio A, Bush MB, Cabrera KR, Sully S, Brenner M, Hodell DA, Escobar J, Guilderson T. 2012. Rapid climate change
and no-analog vegetation in lowland Central America during the last 86,000 years. Quaternary Science Reviews, 38, 63-75
Escobar J, Hodell DA, Brenner M, Curtis JH, Gilli A, Mueller AD, Anselmetti FS, Ariztegui D, Grzesik DA, Perez L, Schwalb A,
Guilderson TP. 2012. A ~43-ka record of paleoenvironmental change in the Central American lowlands inferred from stable isotopes
of lacustrine ostracods. Quaternary Science Reviews, 37, 92-104
Hodell DA, Turchyn AV, Wiseman CJ, Escobar J, Curtis JH, Brenner M, Gilli A, Mueller AD, Anselmetti F, Ariztegui D, Brown E.
2012. Late Glacial temperature and precipitation changes in the lowland Neotropics by tandem measurement of δ 18O in biogenic
carbonate and gypsum hydration water. Geochimica et Cosmochimica Acta. 77, 352-368
Correa-Metrio A, Bush MB, Hodell DA, Brenner M, Escobar J, Guilderson T. 2012. The influence of abrupt climate change on the
ice-age vegetation of the Central American lowlands. Journal of Biogeography. 39, 497-509
Velez MI, Curtis JH, Brenner M, Escobar J, Leyden BW, Popenoe de Hatch, M. 2011. Environmental and Cultural Changes in
Highland Guatemala Inferred from Lake Amatitlan Sediments. Geoarchaeology. 26(3), 346-364
Pérez L, Frenzel P, Brenner M, Escobar J, Hoelzmann P, Scharf B, Schwalb A. 2011. Late Quaternary (24–10 ka BP) environmental
history of the Neotropical lowlands inferred from ostracodes in sediments of Lago Petén Itzá, Guatemala. Journal of
Paleolimnology. 46, 59-74
2009-2010
Mueller AD, Anselmetti FS, Ariztegui D, Brenner M, Curtis JH, Escobar J, Gilli A, Grzesik DA, Hodell DA, Guilderson TJ,
Kutterolf S, Ploetze ML. 2010. Late Quaternary Palaeoenvironment of Lake Petén Itzá, Northern Guatemala: Evidence from Deep
Drill Holes and Seismic Stratigraphy. Sedimentology. 57(5), 1220-1245
Escobar J, Curtis J, Brenner M, Hodell DA, Holmes J. 2010. Isotope measurement of ostracod and gastropod shells for climate
reconstruction: evaluation of within-sample variability and determination of optimum sample size. Journal of Paleolimnology.
43(4), 921-938
Brenner M, Escobar J. 2009. Ontogeny of Aquatic Ecosystems. In: Gene E. Likens, (Editor) Encyclopedia of Inland Waters.
volume 1, pp. 456-461. Oxford: Elsevier
Escobar J, Buck DG, Brenner M, Curtis J, Hoyos N. 2009. Thermal stratification, circulation patterns and heat budgets of Florida
lakes. Journal of Fundamental and applied limnology. 174(4), 283-293
2007-2008
Hodell DA, Anselmetti FS, Ariztegui D, Brenner M, Curtis JH, Gilli A, Grzesik DA, Guilderson TJ, Muller AD, Bush MB, CorreaMetrio YA, Escobar J, and Kutterolf S. 2008. An 85-ka Record of Climate Change in lowland Central America. Quaternary
Science Reviews. 27(11), 1152-1165
Escobar J, Brenner M, Whitmore T, Kenney W, Curtis J. 2008. Ecology of testate amoebae (thecamoebians) in subtropical florida
lakes. Journal of Paleolimnology. 40, 715-731
2005-2006
Hodell D, Anselmetti F, Brenner M, Ariztegui D, and the PISDP Scientific Party. 2006. The Lake Petén Itzá Scientific Drilling
Project (PISDP). Journal of Scientific Drilling. 3, 25-29
Escobar J, Martinez JI, Parra N. 2005. Thecamoebians (testaceous rhizopods) from a tropical lake: La Fe Reservoir, Antioquia,
Colombia. Caldasia. 27(2), 293-298
Escobar J, Restrepo JC, Martinez JI. 2005. Paleolimnology as a tool for the study and management of reservoirs. Gestion Ambiente.
8(2), 51-59. In Spanish
Non Peer Review and General Audience Magazines
Hodell D, Anselmetti FS, Ariztegui D, Brenner M, Curtis J, and the PISDP Scientific Party. 2006. Preliminary results of the Lake
Petén Itzá Scientific Drilling Project. DOSECC News. 4(2), 5-6
Hodell D, Anselmetti FS, Ariztegui D, Brenner M, Curtis J, and the PISDP Scientific Party. 2006. 1.3 km of sediment recovered by
the Lake Petén Itzá Scientific Drilling Project. DOSECC News. 4(1), 1-2
FIELD RESEARCH
2105
Boyaca and Cundinamarca, Colombia. Collected lake sediment cores in high altitude ecosystems. Project in
collaboration with Dr. Broxton Bird. Department of Earth Sciences, Indiana-Purdue University.
2014
Guajira, Colombia.
2014
Boyaca and Cundinamarca, Colombia. Collected lake sediment cores in high altitude ecosystems. Project in
collaboration with Dr. Broxton Bird. Department of Earth Sciences, Indiana-Purdue University.
2011
El Valle y Bocas del Toro, Panama. Collected bog and lake sediment cores in Lago San Carlos and Bocas del
Toro. Project in collaboration with Dra. Maria Isabel Velez, Department of Geological Sciences, University of
Regina, and Dr. Carlos Jaramillo, Smithsonian Tropical Research Institute
2010
Tatacoa Desert, Colombia. Development of stratigraphic columns for the Honda and Huila Formations and
collection of sediment samples for carbon isotope analysis. Project PI: Dr. Carlos Jaramillo
2008
Las Sierras, California. Field assistant. Lake sediment coring. Project PI: Dr. Jim Sickman of University of
California Riverside.
2008
Florida, US. Collected thirty (30) sediment cores from Lake Loochloosa, Florida under the project “Sediment
accumulation rate and past water quality in Lochloosa Lake”.
2007
Peruvian Andes. Field assistant. Lake sediment coring, install meteorological stations and collect glacialgeologic data. Project PI’s: Dr. Don Rodbell of Union College and Dr. Mark Abbott of University of Pittsburgh.
2007
Merida, Venezuela. Collected bog and lake sediment cores in the Sierra de Santo Domingo and the Pico Bolivar
region. (3500-4000masl). Project in collaboration with Nathan Stansell, Department of Planetary and Geological
Sciences, Pittsburgh University, US, and Maximiliano Bezada, Department of Earth Sciences, Universidad
Pedagógica Experimental Libertador, Venezuela.
2006-2008
Florida, US. Collected monthly limnological data in Lakes Tulane, Verona, Sheelar, and Johnson Pond.
2006-2008
Florida, US. Collected sediment cores from lake Bonnet. Project in collaboration with Thomas Whitmore and
Melanie Melanie Riedinger-Whitmore, University of South Florida, US.
2006
Petén District, Guatemala. Collected lake sediment cores (GLAD 800 Drilling Platform). Lake Peten Itza. Over
1300m of sediment recovered.
2006
Western Antioquia, Colombia. Field Coordinator. Collected paleo-lake (extinct) sediment cores. Project in
collaboration with Jose Ignacio Martinez, EAFIT University, Colombia and Oscar Ruiz, Colombian National
University, Colombia.
2003-2004
Florida, US. Collected surface sediment samples from 35 North and central Florida lakes.
2001
Sta. Marta, Colombia. Collected limnological data and lake sediment surface samples. Santa Marta Coastal
Lagoon.
2000
Eastern Antioquia, Colombia. Collected limnological data and lake sediment surface samples. La Fe Artificial
Reservoir.
GRANTS
2015
Jaramillo C and others. Escobar (Co-PI). Elevation history of Espinar, northern Andes Central Plateau. Smithsonian
Tropical Research Institute Internal Grant. $28,000
2014
Bird B, and others. Escobar (Co-PI). New perspectives of South American climate change on human timescales from
high-resolution lake sediment records. Research Support Funds Grant (RSFG). Indiana University - Purdue University.
$15,000
2014
Escobar J. Causas y consecuencias de la aridificación de ecosistemas húmedos tropicales. Una mirada climática y
geológica durante el neógeno de Suramérica. Colciencias. ~$36,000
2014
Bird B, and others. Escobar J (Collaborator). A Seismic Reflection Survey to Assess the Deep Drilling Potential of
Laguna de Tota, Colombia. National Science Foundation (NSF). $53,151
2014
Jaramillo C, and others. Escobar J (Co-PI). Elevation history of the Northern Andes central plateau. National
Geographic. $20,000
2013
Escobar J, Jaramillo C, Martinez MC. Evaluation of the biodiversity of the past in the Colombian Caribbean:
Opportunities for Science, Education and Energy. Universidad del Norte Internal Research Grant. ~$44,000
2012
Broxton B and others. Escobar J (Co-PI). Developing New Lake Records of Holocene South American Summer Monsoon
Variability from the Colombian Andes through International Collaboration. International Development Fund Grant
Application, Indiana-Purdue University. $15,000
2012
Perillo G, and others. Escobar J (Co-PI) Sensing the Americas’ Freshwater Ecosystem Risk (SAFER) from Climate
Change. Inter-american Institute for Global Change Research. $902,100
2012
Escobar J. Climate and environmental history of Colombian Caribbean coastal lakes. Case Study: Cienaga Grande coastal
swamp. Universidad del Norte internal Research Grant. ~$10,000
AWARDS
2008
Outstanding Student Paper Award. American Geophysical Union (AGU) Joint Assembly in Fort Lauderdale, Florida.
US.
2004
The Ernst Award. Teaching Assistant (1000-2000 level Course). Department of Geological Sciences. University of
Florida. Gainesville, US.
PROFESSIONAL SERVICE
2.
Associate Editor, Journal of Paleolimnology, 2014-Present
1.
Manuscript reviewer, Caldasia, Journal of Paleolimnology (JOPL), Journal of Foraminiferal Research (JFR), Journal of
Fundamental and Applied Limnology (FAL)
PROFESSIONAL REFERENCES
Dr. Mark Brenner
[email protected]
Department of Geological Sciences
University of Florida,
Dr. David A. Hodell
[email protected]
Department of Earth Sciences
University of Cambridge
Dr. Thomas J. Whitmore
[email protected]
Environmental Science, Policy, and Geography Department
University of South Florida
Dr. Jason Curtis
[email protected]
Stable isotope Lab Manager
University of Florida
Dr. Carlos Jaramillo
[email protected]
Center for Tropical Paleoecology and Archaeology
Smithsonian Tropical Research Institute