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Name E-mail Advisor Research Interests
Ilse Ackerman
Crop and Soil Science
ila1@cornell.edu Erick Fernandes Biologically mediated feedbacks of land-use change on fluxes and distribution of carbon and nutrients in tropical systems.
Kristin Arend
Natural Resources
ka29@cornell.edu Mark Bain Influence of hydrology, habitat heterogeneity and nutrient inputs on aquatic food web structure and dynamics.
Kathleen Bailey
Natural Resources
kmb9@cornell.edu Barbara Bedford Ground-water effects on soil chemistry and nutrient availability in palustrine wetlands.
David Baker
Ecology and Evolutionary Biology
dmb98@cornell.edu Jed Sparks  
Kate Ballantine
Natural Resources
kab226@cornell.edu Rebecca Schneider
James Lassoie
Success of restored riparian wetlands for water quality functions.
Jacob Barney
Horticulture
jnb22@cornell.edu Tom Whitlow Understanding the role of atmospheric nitrogen deposition on communities invaded by non-native species.
Neil Bettez
Ecology and Evolutionary Biology
ndb23@cornell.edu Robert Howarth Biogeochemistry of lakes.
Suzanna Brauer
Microbiology
slb55@cornell.edu Stephen Zinder The role of microorganisms in carbon cycling and decomposition.
Meagan Cocke
Horticulture
mec62@cornell.edu Laurie Drinkwater Shifts in nitrogen fixation of perennial and annual legumes across a soil fertility gradient.
Kathy Crowley
Natural Resources
kfc6@cornell.edu Barbara Bedford Relationships between phosphorus cycling, plant species diversity, and the ability of cattail to invade mineral-rich fens.
Jason Demers
Natural Resources
jdd24@cornell.edu Joseph Yavitt Mercury retention, methylation, and potential long-term export from wetlands of the Adirondack Region, NY.
Tim Dittrich
Biological and Env. Engineering
tmd27@cornell.edu Tammo Steenhuis Dynamics of P transport and transformation in the soil of vegetated areas near streams.
Rebecca Doyle
Ecology and Evolutionary Biology
rad26@cornell.edu    
Allyson Eller
Ecology and Evolutionary Biology
ase3@cornell.edu Jed Sparks Effects of elevated carbon dioxide, nitrogen, and ozone on plant communities.
Ted Feldpausch
Crop and Soil Science
trf2@cornell.edu Eric Fernandes Forest recovery following pasture abandonment and selective logging in Amazonia.
Isabella Fiorentino
Natural Resources
if25@cornell.edu Timothy Fahey The response of phosphorus cycling to a watershed calcium addition
Gretchen Gettel
Ecology and Evolutionary Biology
gmg7@cornell.edu Robert Howarth Controls of benthic N-fixation in arctic, oligotrophic lakes where N limits primary production.
Noel Gurwick
Natural Resources
npg1@cornell.edu Barbara Bedford Carbon cycling in wetlands.
Meghan Herz
Geological Sciences
mmh28@cornell.edu Lou Derry The effect of rainfall on aluminum speciation during soil formation.
Dean Hively
Natural Resources
wdh3@cornell.edu Jim Lassoie Statistical analysis of the paired watershed data.
Mark Johnson
Crop and Soil Science
msj8@cornell.edu Johannes Lehmann Carbon and nutrient fluxes within and exports from headwater catchments.
Laura Jennings
Ecology and Evolutionary Biology
lkj6@cornell.edu James Gossett  
Stefan Jirka
Crop and Soil Science
sj42@cornell.edu    
Madhura Kulkarni
Natural Resources
mvk5@cornell.edu Joseph Yavitt  
Steve Lyon
Biological and Env. Engineering
sl336@cornell.edu Tammo Steenhuis Relationships between runoff source areas and P loadings in agricultural watersheds.
Carrie McCalley
Ecology and Evolutionary Biology
ckm27@cornell.edu Jed Sparks  
Peter McIntyre
Ecology and Evolutionary Biology
pbm3@cornell.edu Alexander Flecker Linkages between consumer diversity, nutrient cycling, and primary productivity in aquatic ecosystems.
Amanda McKay
Microbiology
ajm56@cornell.edu Gene Madsen Development of a systematic assay to monitor the natural attenuation of TNT in contaminated sites.
Molly Moffe
Biological and Env. Engineering
mam94@cornell.edu Beth Ahner How the relationship between earthworms and plants affects the bioavailability and bioaccumulation of heavy metals.
Doug Morrison
Natural Resources
dm10@cornell.edu Joseph Yavitt Diversity and activity of saprophytic microfungi in four local peat wetlands.
Jennifer Mosslemi
Ecology and Evolutionary Biology
jmm257@cornell.edu    
Brendan O'Neill
Crop and Soil Science
ben7@cornell.edu Janice Thies Microbiological controls on nutrient cycling in Brazilian Amazonian Dark Earths, both natural and agricultural systems.
Mia Park
Natural Resources
mgp27@cornell.edu Bernd Blossey  
Julie Pett-Ridge
Geological Sciences
jcp38@cornell.edu Lou Derry The use of isotopic tracers to investigate weathering processes.
Rich Phillips
Natural Resources
rpp6@cornell.edu Timothy Fahey Interactions between tree roots and soil microbes.
Nathan Pierce
Horiculture
nap22@cornell.edu David Wolfe Growth responses of Phaseolus vulgaris L. grown at elevated atmospheric carbon dioxide.
Steve Raciti
Natural Resources
smr42@cornell.edu Timothy Fahey Carbon and Nitrogen Dynamics in Urban Ecosystems.
Karin Rebel
Crop and Soil Science
ktr5@cornell.edu Susan Riha Modeling of soil- plant- atmosphere interactions.
Brian Roberts
Ecology and Evolutionary Biology
bjr11@cornell.edu Robert Howarth The interaction of light and nutrients in aquatic ecosystems using oxygen stable isotopes.
Dora Sugar
Natural Resources
djs84@cornell.edu Timothy Fahey  
Lynn Vaccaro
Natural Resources
lev3@cornell.edu Barbara Bedford Comparing plant community and organic matter dynamics in coastal wetlands open and closed to Lake Ontario.
Timothy Vadas
Biological and Env. Engineering
tmv25@cornell.edu    
Dena Vallano
Ecology and Evolutionary Biology
dmv24@cornell.edu Jed Sparks The use of foliar nitrogen isotope ratios as an indicator of pollution nitrogen in plant biomass
Dana Warren
Natural Resources
drw23@cornell.edu Clifford Kraft Relationships between stream nutrient levels and fish productivity in northeastern streams.
Peter Weishampel
Natural Resources
paw22@cornell.edu Barbara Bedford Functioning of arbuscular mycorrhizal fungi in wetland plant communities.
Marissa Weiss
Ecology and Evolutionary Biology
msw27@cornell.edu Christie Goodale  
Carolyn Zeiner
Civil and Environmental Engineering
caz6@cornell.edu    
Program Alumni
Allison Aldous
The Nature Conservancy
aaldous@tnc.org Barbara Bedford Nitrogen-use efficiency in sphagnum mosses: Effects of atmospheric nitrogen deposition.
Jennifer Benaman
Civil and Environmental Engineering
jb253@cornell.edu Christine Shoemaker A systematic approach to uncertainty analysis for a distributed watershed model.
Emily Bernhardt
Duke University
ebernhar@acpub.duke.edu B. Peckarsky Nutrient demand and nitrogen processing in streams of the Hubbard Brook Experimental Forest.
Francis Chan
Oregon State University
chanft@bcc.orst.edu Robert Howarth Ecological controls on estuarine planktonic nitrogen fixation.
Tim Crews
Prescott College
tcrews@prescott.edu Robert Howarth Phosphorus regulation of net primary productivity in a traditional Mexican agroecosystem.
Peter Dees
Science Advisor, Technical Programs, U.S. Department of State
biogeo@cornell.edu Microbiology Microbiological and molecular methods to examine microbial diversity in synthetic compost.
Chris Dupont
Scripps Institution of Oceanography
cdupont@ucsd.edu Beth Ahner Interface between marine phytoplankton and bioactive metals in surface seawater.
Danika Gilbert
Geological Sciences
danikag@socrates.berkeley.edu Lou Derry Nutrient cycling and erosion dynamics in Nepal's monsoon-influenced low-elevation grasslands.
Alayne Gobeille
Natural Resources
akg22@cornell.edu Joseph Yavitt Soil fertility on Agave tequilana plantations
John Jifon
University of Florida
jifon@lal.ufl.edu David Wolfe Photosynthetic acclimation to long-term CO2-enrichment in Phaseolus vulgaris L.
Mary Killilea
Crop and Soil Science
mek23@cornell.edu Stephen DeGloria The use of remote sensing and carbon models to study carbon sequestration.
Jan Kossowski
Administrative service consultant
jmk5@cornell.edu David Wolfe Elevated CO2 effects on plant uptake kinetics.
Andrew Kurtz
Boston University
kurtz@bu.edu Lou Derry Germanium/silicon and trace element geochemistry of silicate weathering.
James Larison
Oregon State University
larisonj@ucs.orst.edu Gene Likens Cadmium-induced calcium stress in natural populations of while-tailed ptarmigan in Colorado.
Erica Latty
University of Wisconsin
eflatty@facstaff.wisc.edu Peter Marks Interactions between land-use history, nitrogen cycling, and beech bark disease.
Erik Lilleskov
University of California, Berkeley
lillesko@uclink4.berkeley.edu Tim Fahey Ectomycorrhizal fungal community response to an atmospheric nitrogen deposition gradient.
Ivonne Nijenhuis
UFZ Centre for Environmental Research
nijenhus@san.ufz.de Stephen Zinder Dehalorespiration by Dehalococcoides ethenogenes strain 195 and relatives.
Derek Pelletier
Windward Environmental Consulting
derekp@windwardenv.com Tim Fahey The effect of earthworm invasion on nutrient cycling and hydrologic losses in two forests.
Steven Perakis
US Geological Survey
sperakis@usgs.gov Lars Hedin Nitrogen cycling in unpolluted old-growth forests, southern Chile.
Oliver Pierson
Africa Program Coordinator, US Forest Service
oep3@cornell.edu Rebecca Schneider Nutrient retention in wetlands and hydrological responses to deforestation.
David Post
Yale University
david.post@yale.edu Nelson Hairston Food-chain length and food web links: testing and expanding food-chain theory.
Alexandre Remnek
Innovative Resources Management
remnek@irmgt.com Christine Shoemaker Water quality modeling and eutrophication.
Rebecca Schneider
Cornell University
rls11@cornell.edu E&EB Environmental controls of plant species diversity in coastal plain pondshore communities.
Paul Schwarz
Oregon State University
paul.schwarz@orst.edu Tim Fahey Spatial patterns of abundance of tree species in a forested valley in New Hampshire.
Stephen Sebestyen
SUNY ESF
sdsebest@syr.edu Rebecca Schneider Seepage hydrology and interactions at the pore water, sediment, and macrophyte interface.
Kurt Smemo
University of Michigan
smemo@umich.edu Joseph Yavitt Biogeochemical controls on atmospheric methane fluxes from northern peatlands.
Gail Steinhart
Lake Ontario Biocomplexity Project
gss1@cornell.edu Gene Likens Nutrient limitation of primary production and nutrient deficiency in phytoplankton in Chile.
Pamela Templer
University of California, Berkeley
ptempler@nature.berkeley.edu Todd Dawson Direct and indirect effects of tree species on forest nitrogen retention in the Catskill Mountains, NY.
Geraldine Tierney
Cornell University
glt1@cornell.edu Tim Fahey Fine root dynamics in a northern hardwood forest.
Mike Traynor
Environmental Consulting
mtraynor@amygreene.com Rebecca Schneider Surface water-ground water dynamics in a palustrine, typha species dominated marsh.
Maria Uriarte
Institute of Ecosystem Studies
UriarteM@ecostudies.org Richard Root Consequences of Long-Term Herbivory for a Perennial Plant.
Rebecca Verity
Scripps Institute for Oceanography
rv28@cornell.edu William Ghiorse Investigations of manganese oxidizing bacteria.
Joe von Fischer
Princeton University
jcvf@princeton.edu Lars Hedin Gross methane transformations and methanogenic microsites along natural soil moisture gradients.
Elizabeth Wenk
University of California Berkeley
ehwenk@socrates.berkeley.edu Todd Dawson Variance of plant physiology and community structure across substrate types in the alpine Sierra Nevada.
Justin Wright
University of Washington
jpw18@cornell.edu Alexander Flecker The effects of an ecosystem engineer, the beaver, on patterns of species richness at multiple spatial scales.

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Photo credits: South Point, Hawaii by Meghan Herz / river sampling by Brian Roberts / leaf sampling by Meghan Herz