John L. Campbell

US Forest Service
Northern Research Station
271 Mast Road
Durham, NH
Telephone: (603) 868-7643
FAX: (603) 868-7604


Ph.D., State University of New York - College of Environmental Science and Forestry, Syracuse, NY (2006)
M.S., University of New Hampshire, Department of Natural Resources, Durham, NH (1995)
B.S., University of New Hampshire, Department of Natural Resources, Durham, NH (1989)

Professional Positions:
  • Ecologist (1996-present), USDA Forest Service, Northeastern Research Station, Durham, NH
  • Research Assistant (1993-1996), University of New Hampshire, Durham, NH
  • Forestry Technician (1992-1993), USDA Forest Service, Northeastern Research Station, Durham, NH
  • Park Ranger (1991), National Park Service, Denali National Park, AK
  • Biologist (1989-1990), Enviro-Sciences, Inc., Mt. Arlington, NJ

  • Selected Publications:

    Durán, J., Morse, J.L., Groffman, P.M., Campbell, J.L., Christenson, L.M., Driscoll, C.T., Fahey, T.J., Fisk, M.C., Likens, G.E., Melillo, J.M., Mitchell, M.J., Templer, P.H., Vadeboncouer, M.A. Climate change decreases nitrogen supply in northern hardwood forests. Ecosphere. In press.

    Green, M.B., Laursen, B.K., Campbell, J.L., McGuire, K.J. Stable water isotopes suggest sub-canopy water recycling in a northern forested catchment. Hydrological Processes. In press.

    Fuss, C.B., Driscoll, C.T., Campbell, J.L. Recovery from chronic and snowmelt acidification: long-term trends in stream and soil water chemistry at the Hubbard Brook Experimental Forest, New Hampshire, USA. Journal of Geophysical Research – Biogeosciences. In press.

    Pourmokhtarian, A., Driscoll, C.T., Campbell, J.L., Hayhoe, K., Stoner, A. Climate downscaling technique affects modeled ecological responses. Ecological Applications. In press.

    Campbell, J.L., Yanai, R.D., Green, M.B., Likens, G.E., See, C.R., Barr, B., Bailey, A.S., Buso, D.C., Yang, D. Uncertainty in the net hydrologic flux of calcium in a paired-watershed study. Ecosphere. In press.

    Benettin, P., Bailey, S.W., Campbell, J.L., Green, M.B., Rinaldo, A., McGuire, K.J., Botter, G. Modeling travel time distributions to estimate stream solute dynamics at the Hubbard Brook Experimental Forest, NH, USA. Water Resources Research. In press.

    Yanai, R.D., Tokuchi, N., Campbell, J.L., Green, M.B., Matsuzaki, E., Laseter, S.N., Brown, C.L., Bailey, A.S., Lyons, P., Levine, C.R., Buso, D.C., Likens, G.E., Knoepp, J., Fukushima, K. 2015. Sources of uncertainty in stream solute export from headwater catchments. Hydrological Processes 29(7): 1793-1805.

    Fahey, T.J., Templer, P.H., Anderson, B.T., Battles, J.J., Campbell, J.L., Driscoll, C.T., Fusco, A.R., Green, M.B., Kassam, K.S., Rodenhouse, N.L., Rustad, L., Schaberg, P.G., Vadeboncoeur, M.A. 2015. The promise and peril of intensive-site-based ecological research: Insights from the Hubbard Brook Ecosystem Study. Ecology 96(4): 885-901

    Campbell, J.L., Reinmann, A.B., Templer, P.H. 2014. Soil freezing effects on sources of nitrogen and carbon leached during snowmelt. Soil Science Society of America Journal 78(1): 297-308.

    Butnor, J.R, Campbell, J.L., Shanley, J.B., Zarnoch, S.J. 2014. Measuring soil frost depth in forest ecosystems with ground penetrating radar. Agricultural and Forest Meteorology 192-193: 121-131.

    Campbell, J.L., Socci, A.M., Templer, P.H. 2014. Increased nitrogen leaching following soil freezing is due to decreased root uptake in a northern hardwood forest. Global Change Biology 20(8): 2663-2673, doi: 10.1111/gcb.12532.

    Creed, I.F., Spargo, A.T., Jones, J., Buttle, J., Adams, M., Beall, F., Booth, E., Campbell, J., Clow, D., Elder, K., Green, M.B., Grimm, N.B., Miniat, C., Ramlal, P., Saha, A., Sebestyen, S., Spittlehouse, D., Sterling, S., Williams, M.W., Winkler, R., Yao, H. 2014. Changing forest water yields in response to climate warming: Results from long-term experimental watershed sites across North America. Global Change Biology 20(10):3209-3221.

    Cawley, K.M., Campbell, J.L., Zwilling, M., Jaffé, R. 2014. Evaluation of forest disturbance legacy effects on dissolved organic matter characteristics in streams at the Hubbard Brook Experimental Forest, New Hampshire. Aquatic Sciences 76(4): 611-622.

    Kang, P.-G., Mitchell, M.J., Mayer, B., Campbell, J.L. 2014. Isotopic evidence for determining the sources of dissolved organic sulfur in a forested catchment. Environmental Science & Technology 48(19): 11259−11267.

    Durán, J., Morse, J.L., Groffman, P.M., Campbell, J.L., Christenson, L.M., Driscoll, C.T., Fahey, T.J., Fisk, M.C., Mitchell, M.J., Templer, P.H. 2014. Winter climate change affects growing-season soil microbial biomass and activity in northern hardwood forests. Global Change Biology 20(11): 3568–3577.

    Comerford, D.P., Schaberg, P.G., Templer, P.H., Socci, A.M., Campbell, J.L., Wallin, K.F. 2013. Influence of experimental snow removal on root and canopy physiology of sugar maple trees in a northern hardwood forest. Oecologia 171: 261–269.

    Argerich, A., Johnson, S.L., Sebestyen, S.D., Rhoades, C.C., Greathouse, E.A., Knoepp, J., Adams, M.B., Likens, G.E., Campbell, J.L., McDowell, W.H., Scatena, F.N., Ice, G.G. 2013. Trends in stream nitrogen concentrations for forested reference catchments across the USA. Environmental Research Letters 8(1): 014039.

    Green, M.B., Bailey, A.S., Bailey, S.W., Battles, J.J., Campbell, J.L., Driscoll, C.T., Fahey, T.J., Lepine, L.C., Likens, G.E., Ollinger, S.V., Schaberg, P.G. 2013. Decreased water flowing from a forest amended with calcium silicate. Proceedings of the National Academy of Sciences 110(15): 5999-6003.

    Jaffé, R., Ding, Y., Niggemann, J., Vähätalo, A.V., Stubbins, A., Spencer, R., Campbell, J., Dittmar, T. 2013. Global charcoal mobilization from soils via dissolution and riverine transport to the oceans. Science 340(6130): 345-347.

    Campbell, J.L., Rustad, L.E., Porter, J.H., Taylor, J.R., Dereszynski, E.W., Shanley, J.B., Gries, C., Henshaw, D.L., Martin, M.E., Sheldon, W.M., Boose, E.R. 2013. Quantity is nothing without quality: Automated QA/QC for streaming sensor networks. BioScience 63(7): 574-585.

    Reinmann, A.B., Templer, P.H., Campbell, J.L. 2012. Severe soil frost reduces losses of carbon and nitrogen from the forest floor during simulated snowmelt: A laboratory experiment. Soil Biology & Biochemistry 44: 65-74.

    Ross, D.S., Shanley, J.B., Campbell, J.L., Lawrence, G.B., Likens, G.E., Bailey, S.W., Wemple, B.C., Fredriksen, G., Jamison, A.E. 2012. Soil nitrification spatial patterns and nitrate export from forested headwaters of the northeastern USA. Journal of Geophysical Research-Biogeoscience 117, G01009, doi:10.1029/2011JG001740.

    Templer, P.H., Schiller, A.F., Fuller, N.W., Socci, A.M., Campbell, J.L. Drake, J.E., Kunz, T.H. 2012. Impact of a reduced winter snowpack on litter arthropod abundance and diversity in a northern hardwood forest ecosystem. Biology and Fertility of Soils 48: 413-424.

    Jones, J.A., Creed, I.F., Hatcher, K.L., Warren, R.J., Adams, M.B., Benson, M.H., Boose, E., Brown, W., Campbell, J.L., Covich, A., Clow, D.W., Dahm, C.N., Elder, K., Ford, C.R., Grimm, N.B., Henshaw, D.L., Larson, K.L., Miles, E.S., Miles, K.M., Sebestyen, S., Spargo, A.T., Stone, A., Vose, J.M., Williams, M.W. 2012. Ecosystem processes and human influences regulate streamflow response to climate change at Long-Term Ecological Research sites. Bioscience 62(4): 390-404.

    Fountain, A.G., Campbell, J.L., Schuur, E.A.G., Stammerjohn, S.E., Williams, M.W., Ducklow, H.W. 2012. The disappearing cryosphere: Impacts and ecosystem responses to rapid cryosphere loss. Bioscience 62(4): 405-415.

    Bain, D.J., Green, M.B., Campbell, J., Chamblee, J., Chaoka, S., Fraterrigo, J., Kaushal, S., Martin, S., Jordan, T., Parolari, T., Sobczak, B., Weller, D., Wollheim, W. M., Boose, E., Duncan, J., Gettel, G., Hall, B., Kumar, P., Thompson, J., Vose, J., Elliott, E., and Leigh, D. 2012. Legacies in material flux: Structural changes before long-term studies. BioScience 62(6): 575-584.

    Pourmokhtarian, A., Driscoll, C.T., Campbell, J.L., Hayhoe, K. 2012. Modeling potential hydrochemical responses to climate change and rising CO2 at the Hubbard Brook Experimental Forest using a dynamic biogeochemical model (PnET-BGC). Water Resources Research 48, W07514, doi:10.1029/2011WR011228.

    Penn, C.A., Wemple, B.C., Campbell, J.L. 2012. Forest influences on snow accumulation and snowmelt at the Hubbard Brook Experimental Forest, New Hampshire, USA. Hydrological Processes 26: 2524-2534.

    Rustad, L.E., Campbell, J.L. 2012. A novel ice storm manipulation experiment in a northern hardwood forest. Canadian Journal of Forest Research 42(9): 1810-1818.

    Tedela, N.H., McCutcheon, S.C., Rasmussen, T.C. Hawkins, R.H., Swank, W.T., Campbell, J.L., Adams, M.B., Jackson, C.R., Tollner, E.W. 2012. Runoff curve numbers for 10 small forested watersheds in the mountains of the eastern United States. Journal of Hydrologic Engineering 17(11): 1188-1198.

    Tedela, N.H., McCutcheon, S.C., Campbell, J.L., Swank, W.T., Adams, M.B., Rasmussen, T.C. 2012. Curve numbers for nine mountainous eastern United States watersheds: Seasonal variation and forest cutting. Journal of Hydrologic Engineering 17(11): 1199-1203.

    Groffman, P.M., Rustad, L.E., Templer, P.H., Campbell, J.L., Christenson, L.M., Lany, N.K., Socci, A.M., Vadeboncoeur, M.A., Schaberg, P.G., Driscoll, C.T., Fahey, T.J., Fisk, M.C., Goodale, C.L., Green, M.B., Hamburg, S.P., Johnson, C.E., Mitchell, M.J., Morse, J.L., Pardo, L.H., Rodenhouse, N.L., Wilson, G.F. 2012. Climate change effects are manifest in complex and surprising ways in the northern hardwood forest. BioScience 62(12): 1056-1066.

    Yanai, R., Levine, C., Green, M. Campbell, J. 2012. Quantifying uncertainty in forest nutrient budgets. Journal of Forestry 110(8): 448-456.

    Kerr, J.G., Eimers, M.C., Adams, M.B., Beall, F., Burns, D., Campbell, J.L., Christopher, S.F., Clair, T.A., Creed, I.F., Courchesne, F., Duchesne, L., Fernandez, I., Houle, D., Jeffries, D.S., Likens, G.E., Mitchell, M.J., Shanley, J., Yao, H. 2012. The effect of drought on sulphate dynamics in streams across southeastern Canada and northeastern USA. Biogeochemistry 111: 393–409.

    Campbell, J.L., Driscoll, C.T., Pourmokhtarian, A., Hayhoe, K. 2011. Streamflow responses to past and projected future changes in climate at the Hubbard Brook Experimental Forest, New Hampshire, USA. Water Resources Research 47, W02514, doi:10.1029/2010WR009438.

    Campbell, J.L., Ollinger, S.V., Flerchinger, G.N., Wicklein, H., Hayhoe, K., Bailey, A.S. 2010. Past and projected future changes in snowpack and soil frost at the Hubbard Brook Experimental Forest, New Hampshire, USA. Hydrological Processes 24: 2465-2480.

    Campbell, J.L., Rustad, L.E., Boyer, E.W., Christopher, S.F., Driscoll, C.T., Fernandez, I.J., Groffman, P.M., Houle, D., Kiekbusch, J., Magill, A.H., Mitchell, M.J., Ollinger, S.V. 2009. Consequences of climate change for biogeochemical cycling in forests of northeastern North America. Canadian Journal of Forest Research 39: 264-284.

    San Gil, I., Baker, K., Campbell, J. et al. 2009. The Long Term Ecological Research community metadata standardization project. International Journal of Metadata, Semantics and Ontologies 4: 141-153.

    Ross, D.S., Wemple, B.C., Jamison, A.E., Fredriksen, G., Shanley, J.B., Lawrence, G.B., Bailey, S.W., Campbell, J.L. 2009. A cross-site comparison of factors influencing soil nitrification rates in northeastern USA forested watersheds. Ecosystems 12: 158-178.

    Jaffé, R., McKnight, D., Maie, N., Cory, R., McDowell, W.H., Campbell, J.L. 2008. Spatial and temporal variations in DOM composition in ecosystems: The importance of long-term monitoring of optical properties. Journal of Geophysical Research-Biogeosciences 113, G04032, doi:10.1029/2008JG000683.

    Kahl, J.S., Nelson, S., Fernandez, I., Haines, T., Norton, S., Wiersma, G.B., Jacobson, G., Amirbahman, A., Johnson, K., Schauffler, M., Rustad, L., Tonnessen, K., Lent, R., Bank, M., Elvir, J., Eckhoff, J., Caron, H., Ruck, P., Parker, J., Campbell, J., Manski, D., Breen, R., Sheehan, K., Grygo, A. 2007. Watershed nitrogen and mercury geochemical fluxes integrate landscape factors in long-term research watersheds at Acadia National Park, Maine, USA. Environmental Monitoring and Assessment 126: 9-25.

    Campbell, J.L., Mitchell, M.J., Mayer, B., Groffman, P.M., Christenson, L.M. 2007. Mobility of nitrogen-15-labeled nitrate and sulfur-34-labeled sulfate during snowmelt. Soil Science Society of America Journal 71(6): 1934-1944.

    Pardo, L.H., Templer, P.H., Goodale, C.L., Duke, S., Groffman, P.M., Adams, M.B., Boeckx, P., Boggs, J., Campbell, J., et al. 2006. Regional assessment of N saturation using foliar δ15N. Biogeochemistry 80: 143-171.

    Campbell, J.L., Mitchell, M.J., Mayer, B. 2006. Isotopic assessment of NO3- and SO42- mobility during winter in two adjacent watersheds in the Adirondack Mountains, New York, USA. Journal of Geophysical Research - Biogeosciences 111, G04007, doi:10.1029/2006JG000208

    Christopher, S.F., Page, B.D., Campbell, J.L., Mitchell, M.J. 2006. Contrasting stream water chemistry-in two nearly adjacent catchments: The role of differences in soil Ca and forest vegetation in affecting NO3- in surface waters. Global Change Biology 12(2): 364-381.

    Campbell, J.L., Mitchell, M.J., Groffman, P.M., Christenson, L.M., Hardy J.P. 2005. Winter in northeastern North America: An often overlooked but critical period for ecological processes. Frontiers in Ecology and the Environment 3: 314-322.

    Fahey, T.J., Siccama, T.G., Driscoll, C.T., Likens, G.E., Campbell, J.L., Johnson, C.E., Battles, J.J., Aber, J.D., Cole, J.J., Fisk, M.C., Groffman, P.M., Hamburg, S.P., Holmes, R.T., Schwarz, P.A., Yanai, R.D. 2005. The biogeochemistry of carbon at Hubbard Brook. Biogeochemistry 75: 109-176.

    Campbell, J.L., Hornbeck, J.W., Mitchell, M.J., Adams, M.B., Castro, M.S., Driscoll, C.T., Kahl, J.S., Kochenderfer, J.N., Likens, G.E., Lynch, J.A., Murdoch, P.S., Nelson, S.J., Shanley, J.B. 2004. Input-output budgets of inorganic nitrogen for 24 forest watersheds in the northeastern United States: A review. Water, Air and Soil Pollution 151: 373-396.

    Campbell, J.L., Eagar, C., McDowell, W.H. 2002. Patterns of stream water acidity in the Lye Brook Wilderness Area, Vermont, USA. Environmental Management 30: 234-248.

    Rustad, L.E., Campbell, J.L., Marion, G.M., Norby, R.J., Mitchell, M.J., Hartley, A.E., Cornelissen, J.H.C., Gurevitch, J., GCTE-NEWS. 2001. A meta-analysis of the response of soil respiration, net nitrogen mineralization, and aboveground plant growth to experimental warming. Oecologia 126: 543-562.

    Campbell, J.L., Eagar, C., McDowell, W.H., Hornbeck, J.W. 2000. Analysis of nitrogen dynamics in the Lye Brook Wilderness Area, Vermont, USA. Water, Air and Soil Pollution 122: 63-75.

    Campbell, J.L., Hornbeck, J.W., McDowell, W.H., Buso, D.C., Shanley, J.B., Likens, G.E. 2000. Dissolved organic nitrogen budgets for upland, forested ecosystems in New England. Biogeochemistry 49: 123-142.

    Graduate Advisor:
    Myron J. Mitchell

    Role at the Hubbard Brook:
    I serve on the Committee of Scientists, Scientific Coordinating Committee, and Information Oversight Committee.

    Title at Hubbard Brook:
    Principal Investigator