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Publications

Recent peer-reviewed journal articles (since 2010): * indicates student advised

 

2017:  

  1. Comas, X.; Terry, N.; Hribljan, J.; Lilleskov, E. A.; Suarez, E.; Chimner, R. A.; and Kolka, R. K. 2017. Estimating belowground carbon stocks in peatlands of the Ecuadorian páramo using ground penetrating radar (GPR). Journal of Geophysical Research-Biogeosciences ,122, doi:10.1002/2016JG003550.
  2. Fabregat, I., Gutierrez, F., Roqué, C., Comas, X., Zarroca, M., Carbonel Portero, D., Guerrero, J., and Linares, R. 2017. Reconstructing the internal structure and long-term evolution of hazardous sinkholes combining trenching, electrical resistivity imaging (ERI) and ground penetrating radar (GPR). Geomorphology, 285, 287–304.
  3. Zarroca, M., Comas, X., Gutiérrez, F., Carbonel, D., Linares, R., Roqué, C., Morteza Mozafari, M., Mir, X., Guerrero, J. 2016. The application of GPR and ERI in combination with exposure logging and retrodeformation analysis to characterize sinkholes and reconstruct their impact on fluvial sedimentation. Gállego Valley, NE Spain. Earth Surface Processes and Landforms, doi: 10.1002/esp.4069.

2016:

  1. Wright*, W., and X. Comas. 2016. Estimating methane gas production in peat soils of the Florida Everglades using hydrogeophysical methods, Journal of Geophysical Research: Biogeosciences, 121(4), 2015JG003246.
  2. Orlando, J., X. Comas, S. A. Hynek, H. L. Buss, and S. L. Brantley, 2016. Architecture of the deep critical zone in the Río Icacos watershed (Luquillo Critical Zone Observatory, Puerto Rico) inferred from drilling and ground penetrating radar (GPR), Earth Surface Processes and Landforms. 41(13), 1826-1840, doi: 10.1002/esp.3948

  3. Terry*, N., L. Slater, X. Comas, A. S. Reeve, K. V. R. Schäfer, and Z. Yu, 2016. Free phase gas processes in a northern peatland inferred from autonomous field-scale resistivity imaging, Water Resources Research., 52, 2996–3018, doi:10.1002/2015WR018111.

  4. Pellicer, M., X., Corella, J. P., Gutiérrez, F.,  Roqué, C., Linares, R., Carbonel, D., Zarroca, M.,  Guerrero, J.,  Comas, X. 2016. Sedimentological and paleohydrological characterization of Late Pleistocene and Holocene tufa mound paleolakes using trenching methods in the Spanish Pyrenees. Sedimentology . 63: 1786-1819. doi: 10.1111/sed.12290.

  5. Ramirez, J. A., Baird, A. J., Coulthard, T. J. The effect of pore pressure on ebullition from peat, J. Geophys. Res. Biogeosci., 121, doi:10.1002/2015JG003289.

  6. Ramirez, J. A., Lichter, M., Coulthard, T. J., Skinner, C. Hyper-resolution mapping of regional storm surge and tide flooding: comparison of static and dynamic models. Nat Hazards (2016) 82:571–590, doi 10.1007/s11069-016-2198-z

2015:

  1. Comas X., Terry N., Slater L., Warren M., Kolka R., Kristijono A., Sudiana N., Nurjaman D., and Darusman, T. 2015. Imaging tropical peatlands in Indonesia using ground penetrating radar (GPR) and electrical resistivity imaging (ERI): implications for carbon stock estimates and peat soil characterization. Biogeosciences, 11, 1-39, doi:10.5194/bgd-11-1-2014.
  2. Mount*, G., Comas, X., Wright*, W., and McClellan*, M. 2015. Delineation of macroporous zones in the unsaturated portion of the Miami Limestone using ground penetrating radar, Miami Dade County, Florida. Journal of Hydrology , 527, 872-883.

2014:

  1. Comas, X. and Wright*, W. 2014. Investigating carbon flux variability in subtropical peat soils of the Everglades using hydrogeophysical methods. Journal of Geophysical Research-Biogeosciences, 119, doi:10.1002/2013JG002601.
  2. Mount*, G. and Comas, X. 2014. Estimating porosity and solid dielectric permittivity in the Miami Limestone using high frequency ground penetrating radar measurements at the laboratory scale. Water Resources Research , 50 (10), 7590-7605,doi: 10.1002/2013WR014947.
  3. Mount*, G., Comas, X., and Cunningham, K. 2014. Characterization of the porosity distribution in the upper part of the karst Biscayne aquifer using common offset ground penetrating radar, Everglades National Park, Florida. Journal of Hydrology, 515: 223-236.
  4. Yeboah-Forson*, A, Comas, X., and Whitman, D.2014. Integration of electrical resistivity imaging and ground penetrating radar to investigate solution features in the Biscayne Aquifer. Journal of Hydrology. 515: 129-138.
  5. Pellicer, X., Linares, R., Gutiérrez, F. , Comas, X., Roqué, C., Carbonel, D., Zarroca, M., and Rodríguez, A. 2014. Morpho-stratigraphic characterization of a tufa mound complex in the Spanish Pyrenees using ground penetrating radar and trenching, implications for studies in Mars. Earth and Planetary Science Letters , 388: 197-210.
  6. Bon, C. E., Reeve, A. S., Slater, L., and Comas, X. 2014. Using hydrologic measurements to investigate free phase gas ebullition in a Maine Peatland, USA, Hydrol. Earth Syst. Sci ., 18, 953-965, doi:10.5194/hess-10-953-2014.

 

2013:

  1. Comas, X., Kettridge, N., Binley, A., Slater, L., Parsekian, A., Baird, A. J., Strack, M., and Waddington, J. M. 2013. The effect of peat structure on the spatial distribution of biogenic gases within bogs. Hydrological Processes , doi: 10.1002/hyp.10056.

 

2012 :

  1. Kettridge, N., Binley, A., Comas X., Cassidy, N., Baird, A., Harris, A., van der Kruk, J., Strack, M., Milner, A., Waddington, J. M. 2012. Do peatland microforms move through time? Examining the developmental history of a patterned peatland using ground penetrating radar. Journal of Geophysical Research-Biogeosciences , 117, G03030, doi:10.1029/2011JG001876.
  2. Comas, X. and Wright*,W. 2012. Heterogeneity of biogenic gas ebullition in subtropical peat soils is revealed using time-lapse cameras, Water Resources Research , 48 , W04601, doi:10.1029/2011WR011654.

 

2011:

  1. Comas, X., Slater, L., and Reeve, A. 2011. Atmospheric Pressure Drives Changes in the Vertical Distribution of Biogenic Free-Phase Gasses in a Northern Peatland. Journal of Geophysical Research-Biogeosciences , 116, G04014, doi:10.1029/2011JG001701.
  2. Parsekian*, A., Comas, X., Slater, L., and Glaser, P. 2011. Geophysical evidence for the lateral distribution of free-phase gas at the peat basin scale in a large northern peatland. Journal of Geophysical Research-Biogeosciences , 116, G03008, doi:10.1029/2010JG001543.
  3. Comas, X., Slater, L., and Reeve, A. 2011. Pool patterning in a northern peatland: geophysical evidence for the role of postglacial landforms. Journal of Hydrology , 399 (3-4): 173-184

 

2010:

  1. Parsekian*, A., Slater, L., Comas, X. and Glaser, P., 2010. Variations in free‐phase gases in peat landforms determined by ground‐penetrating radar, Journal of Geophysical Research -Biogeosciences, 115, G02002, doi:10.1029/2009JG001086.

 

  Book chapters:

  1. Comas, X. 2016. Peat, in Encyclopedia of Estuaries, edited by M. J. Kennish, pp. 476-480, Springer Netherlands, Dordrecht.
  2. Comas, X. and Slater, L, 2009, Non-Invasive Field-Scale Characterization of Gaseous-Phase Methane Dynamics in Peatlands Using the Ground Penetrating Radar (GPR) Method: In, Baird, A., Belyea, L., Comas, X., Reeve, A. and Slater, L., Eds, Carbon Cycling in Northern Peatlands, Geophysical Monograph 184, American Geophysical Union (AGU), 159-172
  3. Reeve, A, Comas, X. and Slater, L., 2009, The influence of permeable mineral lenses on peatland hydrology In, Baird, A., Belyea, L., Comas, X., Reeve, A. and Slater, L., Eds, Carbon Cycling in Northern Peatlands, Geophysical Monograph 184, American Geophysical Union (AGU), 289-298
  4. Baird, A., Comas, X., Slater, L. Belyea, L. and Reeve, A.S., 2009, Understanding Carbon Cycling in Northern Peatlands: Recent Developments and Future Prospects, In, Baird, A., Belyea, L., Comas, X., Reeve, A. and Slater, L., Eds, Carbon Cycling in Northern Peatlands, Geophysical Monograph 184, American Geophysical Union (AGU), p 1-4.
  5. Slater L., and Comas, X., 2009. The contribution of GPR to water resources research. Chapter 7 of Ground Penetrating Radar: Theory and Applications , Edited by H. Jol, Elsevier, 544 pp.

 

Recent published abstracts (since 2010): * indicates student advised

  1. Comas, X., Wright*, W., Job*, M., Terry, N., Ntarlagiannis, D., Hynek, S. Brantley, S. L., and Fletcher, R. C. 2017.Understanding the architecture of the deep critical zone and its relation to knickpoint evolution in the Rio Icacos watershed (Luquillo Critical Zone Observatory, Puerto Rico) using hydrogeophysical methods. Current Advances and Future opportunities in Critical Zone science, Arlington, 4-5 June, 2017.

  2. DiBiase,  R. A.; Del Vecchio, J.; Mount,G. J.; Hayes, J. L.; Comas, X.; Guo, L.; Lin, H.; Zarif, F.; Forsythe, B.; Brantley, S. L. 2017. Shallow critical zone architecture of a headwater sandstone catchment quantified using near-surface geophysics. Current Advances and Future opportunities in Critical Zone science, Arlington, 4-5 June, 2017.

  3. Ramirez, J.,Wright, W., Comas, X. 2017. Modeling methane ebullition from sub-tropical peat reveals the importance of pore structure. Geophysical Research Abstracts, Vol. 19, EGU2017-1805.

  4. Terry, N., D. Ntarlagiannis, X. Comas, W. Wright*, M. Job*, and F. Whiting*, 2017. Complex electrical resistivity measurements at the Luquillo Critical Zone Observatory, presented at the Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP) 2017, Denver, CO. Mar. 19-23.

  5. Comas, X., Wright*, W., Hynek, S., Ntarlagiannis, D., Terry, N., Whiting*, F., Job*, M., Brantley, S. L., and Fletcher, R. C. 2016. Integrated geophysical study to understand the architecture of the deep critical zone in the Luquillo Critical Zone Observatory (Puerto Rico). Abstract EP41F-02 presented at 2016 Fall Meeting, AGU, San Francisco, Calif., 12-16 Dec.

  6. Sirianni*, M., Comas, X., Shoemaker, B., Job*, M., Cooper, H. 2016. Investigating spatial variability in gas-flux dynamics within Big Cypress National Preserve, Florida using hydrogeophysical methods. Abstract NS24A-06 presented at 2016 Fall Meeting, AGU, San Francisco, Calif., 12-16 Dec.

  7. McClellan*, M., Job*, M., and Comas, X. 2016.: Carbon Dynamics in Isolated Wetlands of the Northern Everglades Watershed is Revealed using Hydrogeophysical Methods and Aerial Imagery. Abstract NS21B-1896 presented at 2016 Fall Meeting, AGU, San Francisco, Calif., 12-16 Dec.

  8. Dibiase, R. A., Del Vecchio, J., Mount, G. J., Hayes, Comas, X., Guo, L., Lin, H., Zarif, F., Forsythe, B., and Brantley, S. 2016. Quantifying the spatial variability in critical zone architecture through surface mapping and near-surface geophysics (Invited) Abstract EP41F-01 presented at 2016 Fall Meeting, AGU, San Francisco, Calif., 12-16 Dec.

  9. Mount, G., Guo, L., Comas, X., Dibiase, R., Hayes,  J., Del Vecchio, J., Forysthe, B., Brantley, S., and Lin, H. 2016. Characterizing Subsurface Lithology and Hydrological Processes at the Susquehanna Shale Hills CZO Using Multi-scale Near-surface Geophysical Measurements. Abstract EP43C-0983 presented at 2016 Fall Meeting, AGU, San Francisco, Calif., 12-16 Dec.

  10. Hynkek, S., Comas, X., and Brantley, S. 2016. The effect of fractures on weathering of igneous and volcaniclastic sedimentary rocks in the Puerto Rican tropical rain forest. Abstract EA 432 presented at the 15th Water-Rock Interaction International Symposium, , Évora, Portugal, 16-21 October.

  11. Del Vecchio, J., Martin, C., Mount, G. J., Hayes, J., Comas, X., Dibiase, R. A. 2016. Surface and subsurface characteristics of periglacial landscape modification in central Pennsylvania. Geological Society of America Abstracts with Programs. Vol. 48, No. 7; doi: 10.1130/abs/2016AM-287524. Denver, Colorado, September 25-28, 2016.

  12. Comas, X., Wright*, W., Hynek, S., Orlando, J., Ntarlagiannis, D., Buss, H., Brantley, S. 2015. Understanding the architecture of the deep critical zone in the Rio Icacos watershed (Luquillo Critical Zone Observatory, Puerto Rico) using a combination of hydrogeophysical methods.Abstract H51R-08 presented at 2015 Fall Meeting, AGU, San Francisco, Calif., 14-18 Dec.

  13. Wright*, W., Shahan*, T., Sharp*, N., and Comas, X. 2015. Time-Lapse Geophysical Measurements targeting Spatial and Temporal Variability in Biogenic Gas Production from Peat Soils in a Hydrologically Controlled Wetland in the Florida Everglades. Abstract B41C-0446 presented at 2015 Fall Meeting, AGU, San Francisco, Calif., 14-18 Dec.

  14. Sirianni*, M., and Comas, X. 2015. The Effect of Increased Salinity and Temperature in Peat Soils from the Everglades: Implications for Biogenic Gas Production and Release Under a Sea Level Rise Scenario. Abstract B21H-0577 presented at 2015 Fall Meeting, AGU, San Francisco, Calif., 14-18 Dec.
  15. Ntarlagiannis, D., Comas, X., Wright*, W., Recinos, E., Hynek, S., Brantley, S. 2015.  Spatially continuous characterization of the bedrock – regolith interface at the Rio Icacos Watershed (Luquillo Critical Zone Observatory) Puerto Rico. Abstract NS41A-1922 presented at 2015 Fall Meeting, AGU, San Francisco, Calif., 14-18 Dec.
  16. Terry, N., Slater, L., Comas, X., Mwakanyamale, K., Wright*, W., Freeburg†, Z., Goldman, B., Morocho, A. 2015. Spatial Variability in Biogenic Gas Dynamics in Relation to Vegetation Cover in a Northern Peatland from Ground Penetrating Radar (GPR). Abstract NS41B-1949 presented at 2015 Fall Meeting, AGU, San Francisco, Calif., 14-18 Dec.
  17. McClellan*, M., Wright*, W., Job†, M., and Comas, X. 2015. High Temporal Resolution Measurements to Investigate Carbon Dynamics in Subtropical Peat Soils Using Automated Ground Penetrating Radar (GPR) Measurements at the Laboratory Scale. Abstract NS44A-07 presented at 2015 Fall Meeting, AGU, San Francisco, Calif., 14-18 Dec.
  18. Mount, G., and Comas, X. 2015. High Resolution ground penetrating radar (GPR) measurements at the laboratory scale to model porosity and permeability in the Miami Limestone in South Florida. Abstract NS44A-04 presented at 2015 Fall Meeting, AGU, San Francisco, Calif., 14-18 Dec.
  19. Munzenrieder*, C., and Comas, X. 2015. Using capacitance moisture probes to investigate the effect of changes in water table elevation on biogenic gas dynamics in peat soils from the Florida Everglades. Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.399. Baltimore, Maryland, 1-4 November 2015.
  20. Garcia†, A., and Comas, X. 2015. Temporal variability of biogenic gases in peat soils from Water Conservation Area 3 in the Everglades using capacitance moisture probes. Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.399. Baltimore, Maryland, 1-4 November 2015.
  21. Job†, M., Collins†, M., McClellan*, M.,  Sirianni*, M., Wright*, W., Munzenrieder*, C., and Comas, X. Variability of biogenic gas emissions due to temperature variations in peat soils from the Everglades. Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.399. Baltimore, Maryland, 1-4 November 2015.
  22. Collins†, M., Job†, M., Sirianni*, M.,  McClellan*, M., Wright*, W., and Comas, X. Temporal Variability of Biogenic Gases in Peat Soils from the Everglades from Simulated Changes in Atmospheric Pressure. Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.399. Baltimore, Maryland, 1-4 November 2015.
  23. Wright*, W., Ramirez**, J., and Comas, X. 2015. Using hydrogeophysical methods for estimating rates of biogenic gas production in peat soils of the Florida Everglades. Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.399. Baltimore, Maryland, 1-4 November 2015.
  24. McClellan*, M., Shahan*, T., Sharp*, N., and Comas, X., Using high frequency ground penetrating radar (GPR) at the laboratory scale to investigate the spatial variability in releases of biogenic gases from
    three subtropical wetland ecosystems in Central Florida. Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.399. Baltimore, Maryland, 1-4 November 2015.
  25. Mount**, G., Comas, X., Wright*, W., and McClellan*, M. Characterization of porosity in the unsaturated zone of the Miami Limestone using ground penetrating radar, Miami, Florida. Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.399. Baltimore, Maryland, 1-4 November 2015.
  26. Leung*, T., Comas, X., and Root, T. 2015. Spatial variability in soil physical characteristics in Boca Raton, FL revealed by ground penetrating radar (GPR). Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.399. Baltimore, Maryland, 1-4 November 2015.
  27. Reeve, A., Slater, L., and Comas, X. 2015. Measuring biogenic gas ebullition events using hydraulic head time series data in Caribou Bog, Maine. Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.399. Baltimore, Maryland, 1-4 November 2015.
  28. Terry, N., Slater, L., Comas, X., Reeve, A., Schafer, K., and Zhongjie, Y. 2015. The influence of pressure on free-phase gas dynamics in a northern peatland from field-scale resistivity imaging. Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.399. Baltimore, Maryland, 1-4 November 2015.
  29. Comas, X., Wright*, W., and McClellan*, M. 2015. Investigating carbon stocks and fluxes in subtropical peatlands using ground penetrating radar (GPR) (INVITED). Near Surface Asia Pacific Conference; 7-10 July, 2015; Waikoloa, Hawaii, USA.
  30. Zarroca, M., Carbonel, D., Comas, X., Gutiérrez, F., Guerrero, J., Linares, R., Roqué, C., Mozafari, M., Pellicer, X. (2015). Aplicación de GPR, ERT y análisis de retrodeformación para reconstruir el impacto del desarrollo de dolinas en la dinámica y sedimentación fluvial, valle del Gállego, NE de España. En: Galve, J.P., Azañón, J.M., Pérez-Peña, J.V., Ruano, P. (Eds.). XIV Reunión Nacional de Cuaternario. Una visión global del Cuaternario. Granada, 219-222.
  31. Comas, X., Slater, L., Terry, N., Parsekian, A., Wright*, W., McClellan*, M. 2015. Using Ground Penetrating Radar (GPR) to Investigate Greenhouse Gas Releases from Peatland Ecosystems: from boreal to subtropical systems (INVITED). Joint Assembly AGU-GAC-MAC-CGU, May 3-7, 2015, Montreal, Canada.
  32. McClellan*, M., Wright*, W., Comas, X. 2015. Spatial Variability in Biogenic Gas Releases from Subtropical Wetland Ecosystems is Revealed from Ground Penetrating Radar (GPR) at the Lab and Field Scale. Joint Assembly AGU-GAC-MAC-CGU, May 3-7, 2015, Montreal, Canada. 
  33. Wright*, W., Shahan*, T., Sharp*, N., Comas, X. 2015. Time-lapse geophysical measurements targeting spatial and temporal variability in biogenic gas distribution and releases from peat soils in a hydrologically controlled wetland in the Everglades. Joint Assembly AGU-GAC-MAC-CGU, May 3-7, 2015, Montreal, Canada.  
  34. Terry, N., Slater, L., Comas, X., Schafer, K., Zhongjie, Y., Reeve, A. 2015. Controls on below ground free phase gas dynamics in a Northern peatland inferred from field-scale electrical resistivity tomography (ERT). Joint Assembly AGU-GAC-MAC-CGU, May 3-7, 2015, Montreal, Canada.
  35. Comas, X., Wright*, W. 2015. Carbon flux variability in the Everglades using hydrogeophysical methods (INVITED). Greater Everglades Ecosystem Restoration (GEER), April 21-23, Coral Springs, FL.
  36. Ramirez**, J., Wright*, W., Comas, X. 2015. Modeling methane ebullition from peat soils of the Florida Everglades. Greater Everglades Ecosystem Restoration (GEER), April 21-23, Coral Springs, FL.
  37. Sirianni*, M., Comas, X. 2015. Investigating the effects of increased salinity and temperature on Carbon gas dynamics of subtropical peat soils. Greater Everglades Ecosystem Restoration (GEER), April 21-23, Coral Springs, FL.
  38. Munzenrieder*, C., Garcia*, A., Comas, X. 2015. Examining biogenic gas dynamics in peat soils of the Florida Everglades using capacitance moisture probes. Greater Everglades Ecosystem Restoration (GEER), April 21-23, Coral Springs, FL.
  39. Sharp*, N., Shahan*, T., Wright*, W., Comas, X. 2015. Utilizing ground penetrating radar (GPR) to investigate the temporal and spatial distribution of biogenic gases from peat soils at the Loxahatchee Impoundment Landscape Assessment (LILA). Greater Everglades Ecosystem Restoration (GEER), April 21-23, Coral Springs, FL.
  40. McClellan*, M., Wright*, W., Shahan*, T., Sharp*, N., Mount**, G., Comas, X. 2015. Spatial Variability in Biogenic Gas Releases from Subtropical Peat Monoliths is Revealed from High Frequency Ground Penetrating Radar (GPR). Greater Everglades Ecosystem Restoration (GEER), April 21-23, Coral Springs, FL.
  41. Mount**, G. J., Comas, X., McClellan*, M., Wright*, W. 2015. Using ground penetrating radar (GPR) to image spatial variability in porosity in the Miami Limestone. Greater Everglades Ecosystem Restoration (GEER), April 21-23, Coral Springs, FL.
  42. Wright*, W., Mount**, G. J., McClellan*, M., Comas, X.  2015. Seasonal biogenic gas dynamics in the Florida Everglades are revealed using hydrogeophysical methods. Greater Everglades Ecosystem Restoration (GEER), April 21-23, Coral Springs, FL.
  43. Munzenrieder*, C. N. and Comas, X. 2015. Using capacitance probes for investigating biogenic gas dynamics in peat soils from the Everglades. Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.16. Southeastern Section; 64th Annual Meeting; Chattanooga, TN, 19–20 March 2015.
  44. Garcia*, A. D. and Comas, X. 2015. Temporal variability of biogenic gases in peat soils from the Everglades using capacitance moisture probes. Geological Society of America Abstracts with Programs. Vol. 47, No. 2, p.79. Southeastern Section; 64th Annual Meeting; Chattanooga, TN, 19–20 March 2015. Winner of the Undergraduate Poster Session.
  45. Comas, X., Wright*, W., Hynek, S., Orlando, J., Buss, H., Brantley, S. 2014. Using Hydrogeophysical Methods to Understand the Spatial Distribution of the Bedrock-regolith Interface in the Rio Icacos Watershed (Luquillo Critical Zone Observatory, Puerto Rico). Abstract H31E-0670 presented at 2014 Fall Meeting, AGU, San Francisco, Calif., 15-19 Dec.
  46. McClellan*, M., Comas, X., Wright*, W., Mount*, G. 2014. Estimating Carbon Stocks Along Depressional Wetlands Using Ground Penetrating Radar (GPR) in the Disney Wilderness Preserve (Orlando, Florida). Abstract B31C-0029 presented at 2014 Fall Meeting, AGU, San Francisco, Calif., 15-19 Dec.
  47. Wright*, W., Comas, X., Mount*, G., McClellan*, M. 2014. Multiple season, field scale exploration of biogenic gas dynamics in two peat soils of the Florida Everglades using hydrogeophysics. Abstract B31C-0034 presented at 2014 Fall Meeting, AGU, San Francisco, Calif., 15-19 Dec.
  48. Mount*, G., Comas, X., Wright*, W., McClellan*, M. 2014. Characterization of the spatial distribution of porosity in the eogenetic karst Miami Limestone using ground penetrating radar. Abstract EP23B-3604 presented at 2014 Fall Meeting, AGU, San Francisco, Calif., 15-19 Dec.
  49. Benscoter, B., McClellan*, M., Benavides, V., Harshbarger, D., Comas, X. 2014. Estimating Carbon Stocks and Atmospheric Exchange of Depressional Marshes on the Central Florida Landscape. Abstract B41C-0043 presented at 2014 Fall Meeting, AGU, San Francisco, Calif., 15-19 Dec.
  50. Terry N., Comas X., Slater L., Warren M., Kolka R., Kristijono A., Sudiana N., Nurjaman D., Taryono Darusman. 2014. Improving Indonesian peatland C stock estimates using ground penetrating radar (GPR) and electrical resistivity imaging (ERI). Abstract B31C-0028 presented at 2014 Fall Meeting, AGU, San Francisco, Calif., 15-19 Dec.
  51. Campbell, A., Comas, X. and Wright, W*. Endangered Lizard Nest Detection Using Ground Penetrating Radar. Association of Zoos and Aquariums and International Marine Animal Trainer's Association 2014 Annual Conference, Orlando, 12-18 September.
  52. Benscoter, B., Hinkle, R., Comas, X., DeAngelis, D., Shoemaker, B., Sumner, D. Community Carbon exchange along an ecosystem hydrologic gradient in the Florida Everglades. Joint Aquatic Sciences Meeting 2014, Portland, Oregon. May 18-23.
  53. Wright*, W., Comas, X., Berber, M. Time-lapse ground penetrating radar (GPR) measurements for exploring biogenic gas distribution and releases from peat soils in the Florida Everglades. Abstract B43G-05 presented at 2013 Fall Meeting, AGU, San Francisco, Calif., 9-13 Dec.
  54. Orlando*, J., Hynek, S. A., Comas, X., Buss, H. L., Bantley, S. L. 2013. Drilling and GPR in the Rio Icacos watershed of the Luquillo CZO, Puerto Rico: weathering processes and architecture of the deep critical zone. Geological Society of America Abstracts with Programs. Vol. 45, No. 7, p.407. Denver, Colorado, 27-30 October 2013.
  55. Bon, C. E., Reeve, A. S., Slater, L., Comas, X., Schafer, K., Yu*, Z. 2012. Investigating flow patterns and mechanisms for free phase gas variability in a Maine peatland. Geological Society of America. Northeastern Section - 48th Annual Meeting, 18–20 March 2013, Bretton Woods, New Hampshire
  56. Comas, X., Wright*, W., Heij*, G. Investigating methane flux dynamics in subtropical peat soils of the Everglades using hydrogeophysical methods. Abstract B31D-0456 presented at 2012 Fall Meeting, AGU, San Francisco, Calif., 3-7 Dec.
  57. Orlando, J., Comas, X., Mount*, G., Brantley, S. Probing the architecture of the weathering zone in a tropical system in the Rio Icacos watershed (Puerto Rico) using drilling and ground penetrating radar. Abstract EP41I-02 presented at 2012 Fall Meeting, AGU, San Francisco, Calif., 3-7 Dec.
  58. Yu*, Z., Schafer, K., Slater, L., Varner, R., Amante, J., Comas, X., Reeve, A., Alcivar, W., and Gonzalez, D. Continuous measurement of methane ebullition flux from a northern peatland using a fast methane analyzer. Abstract B21G-04 presented at 2012 Fall Meeting, AGU, San Francisco, Calif., 3-7 Dec.
  59. Wright*, W., Comas, X., Heij*, G., Slater, L., Schafer, K., Reeve, A. Autonomous ground penetrating radar (GPR) measurements for exploring biogenic gas dynamics of peat soils in a northern peatland. Abstract B23C-0471 presented at 2012 Fall Meeting, AGU, San Francisco, Calif., 3-7 Dec.
  60. Terry*, N., Slater, L., Sharma, S., Lewis, E., Comas, X., Schafer, K., Reeve, A. Automated resistivity monitoring of free phase gas dynamics in a northern peatland. Abstract B23C-0467 presented at 2012 Fall Meeting, AGU, San Francisco, Calif., 3-7 Dec.
  61. Leung*, T., Comas, X., Root, T., Wright, W. 2012. Variation of soil properties across different habitats in an ecological preserve in Boca Raton, Fl. using Ground Penetrating Radar. Geological Society of America. Abstracts with Programs. Vol. 44, No. 7, p.390. Charlotte, North Carolina. 4-7 November 2012.
  62. Mount*, G. J., and Comas, X. 2012. Lab Scale Modeling of Porosity in the Miami Limestone Using High Frequency Ground Penetrating Radar. Geological Society of America. Abstracts with Programs. Vol. 44, No. 7, p.206. Charlotte, North Carolina. 4-7 November 2012.
  63. Bon, C. E., Reeve, A. S., Slater, L., Comas, X., Schafer, K., Yu, Z. 2012. Investigating flow patterns and mechanisms for free phase gas variability in a Maine peatland. Geological Society of America. Abstracts with Programs. Vol. 44, No. 7, p.473. Charlotte, North Carolina. 4-7 November 2012.
  64. Comas, X., Wright*, W. J, and Heij*, G. 2012. Using hydrogeophysical methods to constrain spatial and temporal dynamics of biogenic gas distribution and fluxes in peat soils of the Everglades. 9th INTECOL International Wetlands Conference, June 3-8, 2012. Orlando, FL.
  65. Wright*, W. J, and Comas, X. 2012. Autonomous ground penetrating radar (GPR) measurements for exploring temporal dynamics in biogenic gas dynamics releases from peat soils in the Florida Everglades. 9th INTECOL International Wetlands Conference, June 3-8, 2012. Orlando, FL.
  66. Sukop, M.; Gokaltun; S., Pearson; A.; Comas, X.; and Kettridge, N. 2012. Lattice Boltzman simulation of bubble dynamics in peat. 9th INTECOL International Wetlands Conference, June 3-8, 2012. Orlando, FL.
  67. Comas, X., and Wright*, W. J. 2011. Characterization of biogenic gas dynamics in low-latitude peat soils using hydrogeophysical methods. Abstract B21C-0267 presented at 2011 Fall Meeting, AGU, San Francisco, Calif., 5-9 Dec.
  68. Slater, L. D., Comas, X.; Schafer, K.V.; Reeve, A. S.; Terry*, N.; Parsekian*, A.; Wright*, W. J.; Alcivar, W.; Monahan*, P.; Doelger, S. 2011. Multi-scale, multi-method characterization of methane cycling in northern peatlands (Invited). Abstract H44B-04 presented at 2011 Fall Meeting, AGU, San Francisco, Calif., 5-9 Dec.
  69. Wright*, W. J., Comas, X.; Slater, L. D.; Monahan*, P.; Alcivar, W.; Parsekian*, A.; Doelger, S.; Schafer, K.V.; Reeve, A. S. 2011. Autonomous ground penetrating radar (GPR) measurements for exploring biogenic gas dynamics of peat soils in a northern peatland. Abstract B21A-0248 presented at 2011 Fall Meeting, AGU, San Francisco, Calif., 5-9 Dec.
  70. Terry*, N.; Slater, L. D.; Comas, X.; Parsekian*, A.; Schafer, K. V.; Reeve, A. S.. 2011.Spatial variability in free phase gas dynamics in a Northern peatland using surface resistivity and GPR tomography. Abstract B21A-0247 presented at 2011 Fall Meeting, AGU, San Francisco, Calif., 5-9 Dec.
  71. Glaser P. H.; Siegel, D. I.; Rosenberry, D. O.; Chanton, J.; Reeve, A. S.; Slater, L. D.; Cooper, W. T.; Burdige, D. J.; Comas, X.; Corbett, J. E.; Malak m. tfaily; Morin, P. J.. 2011. Groundwater-carbon interactions within the Red Lake Peatland of northern Minnesota. Abstract B12C-06 presented at 2011 Fall Meeting, AGU, San Francisco, Calif., 5-9 Dec.
  72. Comas, X., SlaterL., Reeve, A. 2011. Using Ground Penetrating Radar to investigate variability in the vertical distribution of biogenic free-phase gas in a northern peatland due to changes in atmospheric pressure. Geological Society of America (GSA) Annual Meeting, 9–12 October 2011, Minneapolis, Paper 232-13.
  73. Slater, L., Comas, X., Parsekian*, A. 2011. Improving understanding of biogenic gas dynamics in northern peatlands using ground penetrating radar. Geological Society of America (GSA) Annual Meeting, 9–12 October 2011, Minneapolis, Paper 17-9.
  74. Glaser, P., Rosenberry, D., Siegel, D., Reeve, A., Chanton, J., Slater, L., Burdige, D., Cooper, W., Comas, X., Rhoades, J. 2011. The Red Lake peatland observatory (RLPO): a multi-sensor instrument array for monitoring Carbon-water dynamics in a large northern peatland. Geological Society of America (GSA) Annual Meeting, 9–12 October 2011, Minneapolis, Paper 232-9.
  75. Sukop, M., Ngachin, M., Galdamez, R., Villamizar, V., Gokaltun, S. Person, A., Comas, X. 2011. Lattice Boltzmann simulation of rising bubbles using an effective buoyancy approach. Geological Society of America (GSA) Annual Meeting, 9–12 October 2011, Minneapolis, Paper 17-6.
  76. Comas, X., SlaterL., Reeve, A. 2010. Monitoring biogenic gas dynamics in peat soils using constant offset ground penetrating radar and deformation rods, Abstract NS33A-07 presented at 2010 Fall Meeting, AGU, San Francisco, Calif., 13-17 Dec.
  77. Mount*, G. J., Comas, X., Cunningham, K. J. 2010. Electromagnetic methods for rapidly characterizing porosity distributions in the upper part of the Biscayne aquifer, southern Florida,Abstract H23C-1203 presented at 2010 Fall Meeting, AGU, San Francisco, Calif., 13-17 Dec.
  78. Cabolova*, A. and Comas, X. 2010. Investigation of biogenic gas distribution and temporal dynamics in peat blocks from the Everglades using ground penetrating radar measurements. Meeting of the Americas 2010, Foz do Iguassu, Brazil. American Geophysical Union (AGU)
  79. Comas, X., SlaterL., Reeve, A., Glaser, P., Nolan*, J., Parsekian*, P., Cabolova*, A. 2010. Multi-scale characterization of biogenic gas dynamics in peat soils using hydrogeophysical methods: implications for biogenic gas distribution and carbon fluxes in the Everglades. Greater Everglades Ecosystem Restoration (GEER) 2010. Naples, FL.
  80. Mount*, G., Comas, X., and Cunningham, K. 2010.Characterization of Dissolution Structures and Porosity Distribution in the Upper Part of the Biscayne Aquifer Using Ground Penetrating Radar. Greater Everglades Ecosystem Restoration (GEER) 2010. Naples, FL.
  81. Slater, L., Comas, X, Parsekian*, A., Nolan* J., Reeve, A., and Glaser, P. 2010. Multi-scale measurement and monitoring of CH4 dynamics in peatlands using geophysical methods. Goldschmidt, 2010: Earth, Energy and the Environment. Knoxville, TS.
  82. Parsekian*, A., Slater, L., Comas, X. 2010. A comparison of 1D vertical models of biogenic gas content within a northern peatland from common mid-point and cross-borehole GPR. Proceedings of the Thirteenth International Conference on Ground-Penetrating Radar, Lecce, Italy, June 21-25, pp. 570-575.
  83. Kettridge, N., Comas, X., Binley, A., Cassidy, N., Van der Kruk, J., Waddington, M. Subsurface patterning in peat physical properties identified from geophysical methods. Canadian Meteorological and Oceanographic Society, Canadian Geophysical Union, 2010, Ottawa, Canada.

 

 

 

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