Faculty
![Todd-Walter_edited.jpg](https://static.wixstatic.com/media/f51748_d33fd3d2e1c24081b25efd5b9ff1504f~mv2.jpg/v1/fill/w_200,h_200,al_c,lg_1,q_80,enc_auto/Todd-Walter_edited.jpg)
Position: Professor
Research Interest: Interactions between hydrology, ecology, and biogeochemistry
Email: mtw5@cornell.edu
Phone: (607) 255-2488
Office: 232 Riley Robb
![Tammo_AsFormalAsItGets_edited.jpg](https://static.wixstatic.com/media/f51748_a1a2e719d03e40de9b79129329dcc5c4~mv2.jpg/v1/fill/w_200,h_200,al_c,lg_1,q_80,enc_auto/Tammo_AsFormalAsItGets_edited.jpg)
Position: Professor
Research Interest: Improving and protecting water resources and ecological systems throughout the world
Email: tss1@cornell.edu
Phone: (607) 255-2489
Office: 206 Riley Robb Hall
![Larry-Geohring_edited.jpg](https://static.wixstatic.com/media/f51748_4d66bebb2c684c00bfe12037a69e5564~mv2.jpg/v1/fill/w_200,h_200,al_c,lg_1,q_80,enc_auto/Larry-Geohring_edited.jpg)
Position: Senior Extension Associate
Research Interest: Water quality issues in agriculture and the transport and fate of nutrients in the landscape
Email: ldg5@cornell.edu
Phone: (607) 255-2481
Office: 212 Riley Robb Hall
![Michael-Walter_edited.jpg](https://static.wixstatic.com/media/f51748_814fc4bdac0f45b29f9845b996862389~mv2.jpg/v1/fill/w_200,h_200,al_c,lg_1,q_80,enc_auto/Michael-Walter_edited.jpg)
Position: Professor Emeritus
Research Interest: Sustainable development, particularly the nexus of water and energy
Email: mfw2@cornell.edu
Phone: (607) 255-3161
Office: 218 Riley Robb Hall
![Jean-Yves-Parlange_0_edited.jpg](https://static.wixstatic.com/media/f51748_27777d9f73b847ac873873b6d1bf754c~mv2.jpg/v1/fill/w_200,h_200,al_c,lg_1,q_80,blur_3,enc_auto/Jean-Yves-Parlange_0_edited.jpg)
Position: Professor Emeritus
Research Interest: Environmental engineering tools to generate solutions to societal water problems
Email: jp58@cornell.edu
Researchers and Technical Support Staff
![notyet_small.jpg](https://static.wixstatic.com/media/f51748_33f8e25421824a46b9c8fc9c64122344~mv2.jpg/v1/fill/w_150,h_150,al_c,lg_1,q_80,blur_3,enc_auto/notyet_small.jpg)
Position: Research Shop Supervisor
Email: kap13@cornell.edu
Phone: (607) 255-0706
Office: B64 Riley Robb Hall
![shree_giri_edited.jpg](https://static.wixstatic.com/media/f51748_c9ea00e3385f407c9e6fbb8d7cdf8b87~mv2.jpg/v1/fill/w_200,h_200,al_c,lg_1,q_80,blur_3,enc_auto/shree_giri_edited.jpg)
Position: Research Associate
Email: skg29@cornell.edu
![steve_pacenka_edited_edited.jpg](https://static.wixstatic.com/media/f51748_f767424054d249aebf6da780b209593b~mv2.jpg/v1/fill/w_186,h_193,al_c,lg_1,q_80,blur_3,enc_auto/steve_pacenka_edited_edited.jpg)
![brian_richards_edited.jpg](https://static.wixstatic.com/media/f51748_f36deffec9b64405ba57b6dd9a5c34ee~mv2.jpg/v1/fill/w_200,h_200,al_c,lg_1,q_80,blur_3,enc_auto/brian_richards_edited.jpg)
Position: Senior Research Associate
Research Interest: impacts of agricultural and perennial bioenergy cropping systems on soils and soil emissions
Email: bkr2@cornell.edu
Phone: (607) 255-2463
Office: 63 Riley Robb Hall
Graduate Students in Ithaca, New York
![christine_georgakakos_small.jpg](https://static.wixstatic.com/media/f51748_4edfafd9ca3e422fa95563da11aae24e~mv2.jpg/v1/fill/w_200,h_200,al_c,lg_1,q_80,blur_3,enc_auto/christine_georgakakos_small.jpg)
Research Interest: Agricultural contaminants
Degree Program: Ph.D. Candidate
Advisor: M.T. Walter
Email: cbg46@cornell.edu
Phone: 607-255-4992
Office: B62 Riley Robb Hall
![liz_kreitinger_small.jpg](https://static.wixstatic.com/media/f51748_e1fb3fb7f0ec41e69542354047b292e7~mv2.jpg/v1/fill/w_200,h_200,al_c,q_80,usm_0.66_1.00_0.01,blur_3,enc_auto/liz_kreitinger_small.jpg)
Research Interest: Nitrogen cycling, water quality, denitrification, and nutrient management
Degree Program: M.S./Ph.D.
Advisor: M.T. Walter
Email: eak59@cornell.edu
Phone: 607-255-4992
Office: B62 Riley Robb Hall
![sol_lisboa_small_edited.jpg](https://static.wixstatic.com/media/f51748_9fb4c68a4c074d588339b0925950584b~mv2.jpg/v1/fill/w_200,h_200,al_c,q_80,usm_0.66_1.00_0.01,blur_3,enc_auto/sol_lisboa_small_edited.jpg)
Research Interest: Impact of nutrient pollution and land use change on water quality
Degree Program: M.S.
Advisor: M.T. Walter
Email: msl282@cornell.edu
Phone: 607-255-4992
Office: B62 Riley Robb Hall
![daniela_rosero_small_edited_edited.jpg](https://static.wixstatic.com/media/f51748_aa7d7e5260d34d1c9e35240e5718cc2d~mv2.jpg/v1/fill/w_200,h_200,al_c,q_80,usm_0.66_1.00_0.01,blur_3,enc_auto/daniela_rosero_small_edited_edited.jpg)
Research Interest: Models to predict effects of flow on stream ecohydrology
Degree Program: Ph.D.
Advisor: M.T. Walter
Email: dr527@cornell.edu
Phone: 607-255-4992
Office: B62 Riley Robb Hall
![mustache_edited.jpg](https://static.wixstatic.com/media/f51748_9fc4f827020547b3887c3ef00f2a62f9~mv2.jpg/v1/fill/w_200,h_200,al_c,q_80,usm_0.66_1.00_0.01,blur_3,enc_auto/mustache_edited.jpg)
Research Interest: Hydrologic modeling, stable water isotopes, plant hydraulics, catchment transit time theory, and fluvial flooding
Degree Program: M.S./Ph.D.
Advisor: M.T. Walter
Email: ks983@cornell.edu
Phone: 607-255-4992
Office: B62 Riley Robb Hall