Zoe G. Cardon


Associate Professor, Department of Ecology and Evolution

Associate Director, Center for Integrative Geosciences  

75 N. Eagleville Rd, U-3043

University of Connecticut                      

Storrs, CT  06269

Phone: 860 486 3868

FAX: 860 486 6364

e-mail: zoe.cardon@uconn.edu


Educational Background:

Ph.D., Department of Biological Sciences, Stanford University, 1994. Cellular and Physiological Investigations of Stomatal Regulation, Joseph Berry advisor.

B.S. Biology, B.A. Spanish, Utah State University, 1988; College of Science valedictorian; graduation Magna Cum Laude.


Professional Experience:

Center for Integrative Geosciences, University of Connecticut at Storrs

      Associate Director (May 2005-)

      Graduate Program Director (March 2005-)

Dept. of Ecology and Evolutionary Biology, University of Connecticut at Storrs

Associate Professor (Fall 2003-)

Assistant Professor (August 1997-Summer 2003)

Biology Dept., Bowdoin College, Brunswick, ME, Assistant Professor (1996-July 1997)

DOE Global Change Distinguished Postdoctoral fellow, UC Berkeley, F. S. Chapin III advisor (1994-1996)


Selected Fellowships and Honors:

Editorial Board, Oecologia (2004-)

Visiting scientist, Ecosystems Center, Marine Biological Laboratory (Fall Semester, 2003)

Invited panelist, NSF "Frontiers in Belowground Carbon Cycling Research" workshop (2003)

Sarah Blaffer Hrdy Fellow in Conservation Biology, Organismic and Evolutionary Biology Department, Harvard University (Fall Semester, 2002)

Invited participant at Carey Conference IX, "Understanding Ecosystems: The Role of Quantitative Models in Observation, Synthesis, and Prediction", Institute of Ecosystem Studies (2001)

Invited member of international review panel for the National Phytotron at Duke (2001)

University of Connecticut University-wide Outstanding Faculty Advisor (1999)

Department of Energy Global Change Distinguished Postdoctoral Fellowship (1993-95)

National Defense Science and Engineering Graduate Fellowship (1990-93)

Morrison Institute for Population Studies, Stanford Univ., travel award (1991-92)

National Science Foundation Graduate Fellowship (1988-90)

Phi Kappa Phi James R. Slater Fellow, awarded for excellence in plant sciences (1988-89)

Presidential Scholar (1983)

National Merit Scholar (1983-87)



Peer-reviewed Journals

Gartner, T.L. and Cardon, Z.G. (2006) Site of leaf origin affects how mixed litter decomposes. Soil Biology and Biochemistry, 38: 2307-2317.

Cardon,Z.G. and Gage, D.J. (2006) Resource exchange in the rhizosphere – molecular tools and the microbial perspective. Annual Review of Ecology, Evolution, and Systematics 37: 459-88.

Zanne, A.E., Lower, S.S., Cardon, Z.G., and Orians, C.M. (2006) 15N fertilization of tomatoes: vascular constraints vs. tissue demand. Functional Plant Biology, 33:457-464.

Gray, D.W., Cardon, Z.G., and Lewis, L. A. (2006) Simultaneous collection of rapid chlorophyll fluorescence induction kinetics, fluorescence quenching parameters, and environmental data using an automated PAM-2000/CR10X data logging system. Photosynthesis Research 87:295-301.

Venterea, R.T., Rolston, D.E., and Cardon, Z.G. (2005) Effects of soil moisture, physical, and chemical characteristics on abiotic nitric oxide production.  Nutrient Cycling in Agroecosystems  72:27-40.

Hooker, B.A., Morris, T. F., Peters, R., and Cardon, Z.G.  (2005) Long-term effects of tillage and corn stalk return on soil carbon dynamics. Soil Science Society of America Journal, 69 (1) : 188-196.

Johnston, C. A., Groffman, P., Breshears, D. D., Cardon, Z. G., Currie, W., Emanuel, W., Gaudinski, J., Jackson, R. B., Lajtha, K., Nadelhoffer, K., Nelson Jr., D., Post, W. M., Retalack, G., and Wielopski, L. (2004)  Carbon cycling in soil.  Frontiers in Ecology and the Environment, 2(10): 522-528.

Gartner, T. B. and Cardon, Z. G.  (2004) Decomposition dynamics in mixed-species leaf litter — a review. Oikos 104: 230-246.

Jones, C.S, Cardon, Z.G., and Czaja, A.D. (2003) A phylogenetic view of low level CAM in Pelargonium (Geraniaceae). American Journal of Botany, 90:135-142.

Cardon, Z. G., Czaja, A. D., Funk, J. L., and Vitt, P. L.  (2002) Periodic carbon flushing to roots of Quercus rubra saplings affects soil respiration and rhizosphere microbial biomass.  Oecologia, 133: 215-223.

Hooper, D. U., Cardon, Z. G., Chapin III, F. S., and Durant, M.  (2002) Corrected calculations for whole ecosystem measurements of CO2 flux using the LI-COR 6200 portable photosynthesis system.  Oecologia, 132: 1-11.

Bringhurst, R. M., Cardon, Z. G., and Gage, D. J.  (2001) Galactosides in the rhizosphere:  utilization by Sinorhizobium meliloti and development of a biosensor.  Proceedings of the National Academy of Sciences, 98(8): 4540-4545.

Cardon, Z. G., Hungate, B. A., Cambardella, C. A., Chapin III, F. S., Field, C. B., Holland, E. A., and Mooney, H. A.  (2001) Contrasting effects of elevated CO2 on old and new soil carbon pools. Soil Biology and Biochemistry, 33: 365-373.

Lodding, C. C., Behling, J., and Cardon, Z. G.  (2000) Water relations of Betula cordifolia and Betula allegheniensis rooted together on landslides in Franconia Notch, NH. American Midland Naturalist, 143:321-329.

Tsionsky, M., Cardon, Z.G., Bard, A.J., and Jackson, R.B.  (1997) Photosynthetic electron transport in single guard cells as measured by scanning electrochemical microscopy.  Plant Physiology.  113(3):895-901

Cardon, Z.G.  (1996)  Effects of root exudation and rhizodeposition on ecosystem carbon storage under elevated CO2.  Plant and Soil.  87(2):277-288.

Cardon, Z.G., Berry, J.A., and Woodrow, I.E.  (1995). Fluctuating [CO2] drives species-specific changes in water use efficiency. Journal of Biogeography 22:203-208.

Jackson, R.B., Luo, Y., Cardon, Z.G., Chiariello, N.R., Sala, O.E., Field, C.B., and Mooney, H. A. (1995).  Photosynthesis, growth, and density for the dominant species in a CO2-enriched grassland. Journal of Biogeography.  22:221-225.

Cardon, Z.G., Berry, J.A., and Woodrow, I.E. (1994a). Dependence of the extent and direction of average stomatal response in Zea mays and Phaseolus vulgaris on the frequency of fluctuations in environmental stimuli. Plant Physiology 105:1007-1013.

Cardon, Z.G., Mott, K.A., and Berry, J.A. (1994b) Dynamics of patchy stomatal  movements, and their contribution to steady-state and oscillating stomatal  conductance calculated with gas-exchange techniques.  Plant, Cell, and  Environment.  17:995-1007.

Mott, K.A., Cardon, Z.G., and Berry, J.A. (1993).  Asymmetric patchy stomatal closure  for the two surfaces of Xanthium strumarium L. leaves at low humidity.  Plant,  Cell, and Environment. 16:25-34.

Cardon, Z.G., and Berry, J.A. (1992).  Effects of O2 and CO2 concentration on the  steady-state fluorescence yield of single guard cell pairs in intact leaf discs of  Tradescantia albiflora.  Evidence for Rubisco-mediated CO2 fixation and  photorespiration in guard cells. Plant Physiology 99:1238-1244.

Cardon, Z.G., and Mott, K.A. (1989).  Evidence that ribulose 1,5-bisphosphate (RuBP)  binds to inactive sites of RuBP carboxylase in vivo and an estimate of the rate constant for dissociation. Plant Physiology 89:1253-1257.

Peer-Reviewed Books:

Cardon, Z. G., and Herron, P. M.  Sweeping water, oozing carbon: long distance transport and patterns of rhizosphere resource exchange. (2005) IN: Vascular Tranport in Plants.  Holbrook, N.M. and Zwieniecki, M.A. (eds). Academic Press, San Diego. Pp. 257-276.

Cottingham, K. L., Cardon, Z. G., D’Antonio, C. M., Dent, C. L., Findlay, S. E. G., Lauenroth, W. K., LoGiudice, K. M., Stelzer, R. S., Strayer, D. L.   Increasing modeling savvy:  strategies to advance quantitative modeling skills for professionals within ecology. In: Models in Ecosystem Science.  9th Cary Conference volume, Canham, C., Cole, J. and Lauenroth, W., eds. pp. 428-436.



Editorial Board Member, Oecologia

National Science Foundation panel member: Doctoral Dissertation Improvement Grants, Ecology, Ecology and Evolutionary Physiology, TECO (1996, 2000, 2004)

Secretary, Physiological Ecology Section of the Ecological Society of America (1/2002-1/2004)

Invited member of international panel to review and guide the National Phytotron at Duke University (2001)

Co-organizer of symposium "The Rhizosphere", sponsored by the Soil Ecology Section of ESA at annual national meetings of the Ecological Society of America (2000)

U.S. DOE panel, Alexander Hollaender Postdoctoral Fellowships (1998, 2000)

Ad hoc reviewer for grant proposals from NSF, NASA, NERC, University of Connecticut, USDA, Utah State University

Reviewer for American Naturalist, Biogeochemistry, Ecological Applications, Ecology, Global Change Biology, Journal of Ecology, Journal of Environmental Quality, New Phytologist, Physiologia Plantarum, Plant and Soil, Plant Cell and Environment, Oecologia, Science, Wetlands



Research grants --

UConn Research Foundation Large Faculty Grant, “Desiccation Tolerance in Desert Green Algae”, 1/06 – 1/07

NSF Ecosystems Program, "Desert Microbial Activity in the Rhizosphere Oasis", PI, co-PIs Daniel Gage and John Stark,7/1/04 – 7/1/07

NSF REU supplement, summer 2006     

NSF REU supplement, two students, summer and fall 2005

      NSF International Supplement, supporting collaboration with Dr. Vit Gloser in the Czech Republic, 7/1/04-7/1/07

NSF DDIG, Ecosystems Program, "Dissertation Research: Does Hydraulic Redistribution Increase Microbial Activity in the Rhizosphere?", PI, co-PI Patrick Herron,  7/1/04-7/1/06

UConn Research Foundation Small Faculty Grant, "Microbial activity in the rhizosphere oasis." 1/04-1/05

NASA Exobiology, "Phylogenetic diversity and comparative physiology of independently-evolved lineages of desert green algae (Chlorophyta)", co-PI with Louise Lewis, PI. 

NSF Ecosystems Program, SGER, "Developing a New Miniaturized Sensor for Detecting Glucose in Soil", PI with Dr. Francis Moussy co-PI, 5/02-5/03

UConn Research Foundation Large Faculty Grant, "Effect of tillage and carbon input levels on soil organic carbon distribution" with Thomas Morris co-PI. 1/01-1/02

Andrew W. Mellon Foundation Grant, “Carbon fluxes from plant roots to soils -- how timing, quality, and quantity  of fluxes affect rhizosphere microbial activity.”  PI 3/00-12/04

UConn Research Foundation Large Faculty Grant, “Does Plant Phenology Influence Microbial Activity in the Rhizosphere? ” PI, 6/98-5/99

Andrew W. Mellon Foundation Grant, “Influence of Root Exudation and Rhizodeposition on Rhizosphere Processes in Natural Soils.”  PI, 4/96-12/99


Teaching grants --

UConn Institute for Teaching and Learning Grant, “Biology as a quantitative science--easing the path to computational ability and conceptual thinking.”  6/99

NSF Instrumentation and Laboratory Improvement Grant, “Analytical and Quantitative Understanding of Integrative Plant Biology through Coursework and Independent Student Research”  6/97-6/00


Invited Presentations:


SSSA meetings, November 2006, invited participant in symposium “Towards a Predictive Understanding of Belowground Ecosystem Responses to Global Change”

ESA meetings, August 2006, invited participant in organized oral session “Rhizosphere Functioning in Carbon and Nitrogen Cycles”

ESA meetings, August 2005, invited participant in organized oral session “Sensors and Sensor Networks”

Soil Ecology Meeting "Resource Exchange in the Rhizosphere", keynote speaker, May, 2005

Harvard Forest Symposium "Long-Distance Transport in Plants", invited speaker, October, 2002, "Free trade, slave trade, or something in between: resource exchange in the rhizosphere", coauthored with Arnold Bloom, UC Davis.

Global Change in Terrestrial Ecosystems (GCTE) Workshop “Carbon Below Ground,” Oxford, UK.  September, 1995.


Departmental or Series Seminars:

MIT, ESI (Earth System Initiative) seminar series, March 2006

Michigan State University, East Lansing, MI, Department of Plant Biology, Oct. 2005

University of Massachusetts, Amherst, OEB Program, April, 2004

Tufts University, Biology Department, March, 2004

The Ecosystems Center, Marine Biological Laboratory, Dec. 2003

Univ. of Michigan, Ecology and Evolutionary Biology Department, Nov. 2003

MIT, Earth Atmosphere and Planetary Sciences Dept., February and April 2003

Cornell University,  Biogeochemistry and Biocomplexity Seminar Series, November 2002

Biosphere II, Columbia University, Oracle, AZ  May 2002

University of Illinois, Department of Biology, Chicago and Argonne National Lab, April 2002

Columbia Earth Institute (Lamont-Doherty Earth Science Colloquium), March 2002

Harvard Organismic and Evolutionary Biology Department, February 2002

Queens College, Department of Biology, December 2001

Carnegie Institution of Washington, Department of Plant Biology, Stanford, CA, April, 2001

The Ecosystems Center, Marine Biological Labs, Woods Hole, MA, February, 2001

Institute of Ecosystem Studies, Milbrook, NY, February, 2001

Boston University, Dept. of Biology, Boston, MA, December, 2000

SUNY Albany, Atmospheric Sciences Research Center, October, 1998

University of Conneticut, Dept. of Ecology and Evolution, Storrs, CT, March, 1997.

University of New Hampshire, Dept. of Natural Resources.  Durham,  NH, November, 1996.

The Ecosystems Center, Marine Biological Laboratory,  Woods Hole.  MA. May, 1996.

University of Denver, Denver, Colorado. February, 1995.

Bowdoin College, Brunswick, Maine. January, 1995

University of California, Berkeley, Department of Integrative Biology.  May, 1994.  

James Cook Univ. of North Queensland, Botany Dept., Townsville, Australia.  May, 1992. 

Australian National University, RSBS, Canberra, Australia.  May, 1992.


Students mentored:

Graduate Major Advisor:

David Hoover

Patrick Herron (NSF DDIG recipient and EPA STAR fellow, examining water flow in the rhizosphere and its effects on nutrient cycling, PhD expected 2006)

Bethanie Hooker (EPA STAR fellow and PEO Scholar, studying soil carbon storage in agroecosytems, PhD finished 2005, now at Mt Holyoke)

Tracy Gartner (NSF graduate research fellow, focused on decomposition of mixed-species leaf litter; PhD finished December, 2003. Now an assistant professor at Carthage College, Wisconsin.)

Graduate Committee Member:

David Bryant (University of New Hampshire, PhD 2002)

Michael Gavin (University of Connecticut, PhD 2003)

Robert Dunn (University of Connecticut, PhD 2003)

Stacey Leicht (University of Connecticut, PhD expected 2006)

Robin Kodner (Harvard University, PhD expected 2006)

Krissa Skogen (University of Connecticut, PhD expected 2006)

Nancy Ryan (University of Connecticut, MS expected 2003)

Nava Tabak (University of Connecticut, MS expected 2005)

Corie Cann (University of Connecticut, MS expected 2006)

Courtney Hamler (University of Connecticut, MS expected 2007)

Lindsay Bowerman (University of Connecticut, MS expected 2007)

Sarina Lambert (University of Connecticut, MS expected 2007)


Kristina Catanese (current, interested in desert crusts and the green algae within them)

David Hoover, UConn undergraduate researcher and post-graduate research assistant (joining the UConn Integrative Geosciences program fall 2006)

Naomi Avery, honors

Corie Cann (now in UConn BS/MS program in Conservation Biology)

Andrew Czaja, honors (now a NSF and NDSEG graduate fellow, astrobiology program, UCLA);

Jeremy Draghi (now graduate student at Yale; NSF graduate fellowship honorable mention);

Matthew Dunn, honors (now chemistry graduate student, Univ. of CT);

Jennifer Funk (UC Berkeley undergraduate, technician in my lab at UConn, now a NSF and EPA graduate fellow, Ecology and Evolution program, SUNY Stonybrook);

Laura Pustell (now researcher at Harvard Forest, MA)

Kristen Riley (now dietician counselor in Florida)

Multiple other undergraduate advisees through the honors program and through the EEB dept.

At Bowdoin:  Cynthia Lodding (Senior research published in American Midland Naturalist)


Dennis Gray (current, focusing on photosynthesis in desert green algae from microbiotic crusts)

Pati Vitt (now Conservation Botanist at the Chicago Botanic Garden);

At Bowdoin:  Jon Behling (now organic farmer in Wisconsin)


Courses Taught:

Regularly taught at UConn: 

Introductory Biology (~300 freshman);

General Ecology “W” (~70-100 sophomores/juniors, writing intensive)

Organisms and Ecosystems (~10-20 seniors, graduate students)

Soil Degradation and Conservation (~10 seniors/graduate students)

Integrative Earth System Science (core course for new graduate students in the Center for Integrative Geosciences)


Taught irregularly at UConn:

Introduction to Undergraduate Research

Professional Development Seminar;

seminar on The Rhizosphere;

seminar on Plant Evolution,

seminar in Plant Ecology;

seminar on Plant Water Relations;

>15 semester-long independent study courses one-on-one with undergraduates and graduate students