ARCHIVED CONTENT: In December 2020, the CZO program was succeeded by the Critical Zone Collaborative Network (CZ Net) ×
Christina CZO was active 2009-2013 ×

Papers/Books

under construction

89 Publications

2019

Ecological and genomic attributes of novel bacterial taxa that thrive in subsurface soil horizons. Brewer, Tess E., Emma L. Aronson, Keshav Arogyaswamy, Sharon A. Billings, Jon K. Botthoff, Ashley N. Campbell, Nicholas C. Dove, Dawson Fairbanks, Rachel E. Gallery, Stephen C. Hart, Jason Kaye, Gary King, Geoffrey Logan, Kathleen A. Lohse, Mia R. Maltz, Emilio Mayorga, Caitlin O’Neill, Sarah M. Owens, Aaron Packman, Jennifer Pett-Ridge, Alain F. Plante, Daniel D. Richter, Whendee L. Silver, Wendy H. Yang, Noah Fierer (2019): mBio Oct 2019, 10 (5) e01318-19 Cross-CZO National

2018

Beyond clay: towards an improved set of variables for predicting soil organic matter content. Rasmussen C., Heckman K., Wieder W.R., Keiluweit M., Lawrence C.R., Berhe A.A., Blankinship J.C., Crow S.E., Druhan J.L., Hicks Pries C.E., Marin-Spiotta E., Plante A.F., Schädel C., Schimel J.P., Sierra C.A., Thompson A., Wagai R. (2018): Biogeochemistry 137(3): 297–306 Cross-CZO

2017

Reviews and syntheses: on the roles trees play in building and plumbing the critical zone. Brantley, Susan L., David M. Eissenstat, Jill A. Marshall, Sarah E. Godsey, Zsuzsanna Balogh-Brunstad, Diana L. Karwan, Shirley A. Papuga, Joshua Roering, Todd E. Dawson, Jaivime Evaristo, Oliver Chadwick, Jeffrey J. McDonnell, Kathleen C. Weathers (2017): Biogeosciences, 14, 5115-5142 Cross-CZO National

2016

Variation of organic matter quantity and quality in streams at Critical Zone Observatory watersheds. Miller, Matthew P., Boyer, Elizabeth W., McKnight, Diane M., Brown, Michael G., Gabor, Rachel S., Hunsaker, Carolyn T., Iavorivska, Lidiia, Inamdar, Shreeram, Johnson, Dale W., Kaplan, Louis A., Lin, Henry, McDowell, William H., Perdrial, Julia N. (2016): Water Resources Research, 52 (10): 8202–8216 Cross-CZO

2015 (In Press)

Multi-elemental scanning transmission X-ray microscopy–near edge X-ray absorption fine structure spectroscopy assessment of organo–mineral associations in soils from reduced environments. Chen, C. and D.L. Sparks (2015): Environmental Chemistry

2015

Soil moisture response to snowmelt timing in mixed-conifer subalpine forests. Harpold A. A., Molotch N. P., Musselman K. N., Bales R. C., Kirchner P. B., Litvak M. and Brooks P. D. (2015): Hydrological Processes 29(12): 2782–2798 Cross-CZO

2015

Laser vision: lidar as a transformative tool to advance critical zone science. Harpold, A. A., Marshall, J. A., Lyon, S. W., Barnhart, T. B., Fisher, B. A., Donovan, M., Brubaker, K. M., Crosby, C. J., Glenn, N. F., Glennie, C. L., Kirchner, P. B., Lam, N., Mankoff, K. D., McCreight, J. L., Molotch, N. P., Musselman, K. N., Pelletier, J., Russo, T., Sangireddy, H., Sjöberg, Y., Swetnam, T., and West, N. (2015): Hydrol. Earth Syst. Sci., 19, 2881-2897 Cross-CZO National

2015 (In Review)

Beryllium-7 wet deposition variation with storm height, synoptic classification, and tree canopy state in the mid-Atlantic USA. Karwan, D.L, C.M. Siegert, D.F. Levia, J.E. Pizzuto, A.K Aufdenkampe (2015): Hydrological Processes

2015

Geophysical imaging reveals topographic stress control of bedrock weathering. St. Clair, J., S. Moon, W. S. Holbrook, J. T. Perron, C. S. Riebe, S. J. Martel, B. Carr, C. Harman, K. Singha, D. deB. Richter (2015): Science 350 (6260): 534-538 Cross-CZO National

2015 (In Review)

Nutrient spiraling and transport in streams -- The importance of instream biological processes to nutrient dynamics in streams. Webster, J. R., Newbold, J. D. and Laurence, L. (2015): In Jones, J.W., and Stanley, E. H., editors. Streams Ecosystems in a Changing Environment, Elsevier. ISBN: 9780124058903

2015

Chapter 2 – The Role of Critical Zone Observatories in Critical Zone Science. White T., Brantley S., Banwart S., Chorover J., Dietrich W., Derry L., Lohse K., Anderson S., Aufdendkampe A., Bales R., Kumar P., Richter D., McDowell B. (2015): Developments in Earth Surface Processes 19: 15–78 Cross-CZO National

2015 (In Review)

The Geochemical Transformation of Soils by Agriculture and Its Dependence on Soil Erosion: an Application of Geochemical Mass Balance Approach. Yoo, K., B. Wenell, J. Ji, A. Aufdenkampe, J. Marquard, J. Klaminder (2015): Science of the Total Environment

2014

Properties of Fe-organic matter associations via coprecipitation versus adsorption. Chen, C., J. Dynes, J. Wang and D.L. Sparks (2014): Environ. Sci. Technol. 48 (23):13751–13759

2014

Soft X-ray Spectromicroscopy Study of Mineral-Organic Matter Associations in Pasture Soil Clay Fractions. Chen, C., J. Dynes, J. Wang, T. Regier, C. Karunakaran, and D.L. Sparks (2014): Environ. Sci. Technol., 2014, 48 (12), pp 6678–6686

2014

Storm event patterns of particulate organic carbon (POC) for large storms and differences with dissolved organic carbon (DOC). Dhillon, G.S., and S.P. Inamdar (2014): Biogeochemistry, 118:61-81

2014

Soil organic matter stability in organo-mineral complexes as a function of increasing carbon loading. Feng, W., A. Plante, A.K. Aufdenkampe, J. Six (2014): Soil Biology and Biochemistry 69, 398-405

2014

Model My Watershed: Connecting Students’ Conceptual Understanding of Watersheds to Real-World Decision Making. Gill, S. E., N. Marcum-Dietrich, and R. Becker-Klein (2014): J. Geosci. Educ. 62 (1): 61–73

2014

What makes Darwinian hydrology "Darwinian"? Asking a different kind of question about landscapes. Harman C. and Troch P.A. (2014): Hydrology and Earth System Sciences 18: 417-433 Cross-CZO

2014

Spatial patterns of vegetation, soils and microtopography from terrestrial laser scanning on two semi-arid hillslopes of contrasting lithology. Harman C.J., Lohse K.A., Troch P.A., Sivapalan M. (2014): Journal of Geophysical Research: Biogeosciences 119(2): 163-180 Cross-CZO

2014

The delivery of dissolved organic carbon from a forest hillslope to a headwater stream. Mei, Y. Hornberger, G., Kaplan, L. A., Newbold, J. D., & Aufdenkampe, A. K. (2014): Water Resources Research 50 (7): 5774–5796

2014

Characteristic Length Scales and Time-Averaged Transport Velocities of Suspended Sediment In the Mid-Atlantic Region, USA. Pizzuto, J.E., Schenk, E.R., Hupp. C.R., Gellis, A., Noe, G., Williamson, E., Karwan, D.L., O’Neal, M., Marquard, J., Aalto, R., D. Newbold (2014): Water Resources Research, 50:1-12

2014

Hydrologic dynamics and geochemical responses within a floodplain aquifer and hyporheic zone during Hurricane Sandy. Sawyer, A.H., L.A. Kaplan, O. Lazareva, and H.A. Michael (2014): Water Resources Research, 50 (6): 4877–4892

2014

Stratigraphic controls on surface water-groundwater exchange and geochemical fluxes across the sediment-water interface of an estuary. Sawyer, A.H., O. Lazareva, K. Kroeger, K. Crespo, T. Stieglitz, C.S. Chan, and H.A. Michael (2014): Limnology & Oceanography, 59(3) 997–1010

2014

Changes in dissolved organic matter (DOM) amount and composition along nested headwater stream locations during baseflow and stormflow. Singh, S., S. Inamdar, and M. Mitchell (2014): Hydrological Processes

2014

Seasonal pattern of dissolved organic matter (DOM) in watershed sources: Influence of hydrologic flow paths and autumn leaf fall. Singh, S., S. Inamdar, M. Mitchell, and P. McHale (2014): Biogeochemistry, 118: 321-337

2014

Reconstructing suspended sediment mercury contamination of a steep, gravel-bed river using reservoir theory. Skalak, K., and J. Pizzuto (2014): Environmental Geosciences, 20 (1):17-35

2014

A coupled geochemical and biogeochemical approach to characterize the bioreactivity of dissolved organic matter from a headwater stream. Sleighter, R. L., R. M. Cory, L. A. Kaplan, H. A. N. Abdulla, and P. G. Hatcher (2014): Journal of Geophysical Research: Biogeochemistry 119 (8):1520-1537

2014

Streamside Forest Buffer Width Needed to Protect Stream Water Quality, Habitat, and Organisms: A Literature Review. Sweeney, B. W., and Newbold, J. D. (2014): Journal of the American Water Resources Association 50 (3):560–584

2013

Extreme storms and changes in particulate and dissolved organic carbon in runoff: Entering uncharted waters?. Dhillon, G., and S. Inamdar (2013): Geophysical Research Letters. Vol 40, 1-6

2013

Developing a web application for the integration of real-world, scientific, problem-solving into the secondary classroom. Gill, S. E., Marcum-Dietrich, N. & Fraser, J. (2013): In A. D. Ritzhaupt & Swapna Kumar (Eds.) Cases on Educational Technology Implementation for Facilitating Learning. Hershey, PA: IGI Global.

2013

Solute-specific scaling of inorganic nitrogen and phosphorus uptake in streams. Hall, R. O., Jr., M. A. Baker, E. J. Rosi-Marshall, J. L. Tank, and J. D. Newbold (2013): Biogeosciences 10:7323-7331 Cross-CZO

2013

Temporal variation in end-member chemistry and its influence on runoff mixing patterns in a forested, Piedmont catchment. Inamdar, S.P., G. Dhillon, S. Singh, S. Dutta, D.F. Levia, D. Scott, M.J. Mitchell, J.T. Van Stan, & P. McHale (2013): Water Resources Research, 49: 1828–1844

2013

Seawater circulation in sediments driven by interactions between seabed topography and fluid density. Konikow, L.F., Akhavan, M., C. Langevin, H.A. Michael, and A.H. Sawyer (2013): Water Resources Research, 49: 1386–1399

2013

Biological lability of dissolved organic carbon in stream water and contributing terrestrial sources. McLaughlin, C., and L. A. Kaplan (2013): Freshwater Science 32(4):1219-1230

2013

Measuring heterotrophic respiration rates of suspended particulate organic carbon from stream ecosystems. Richardson, D. C., J. D. Newbold, A. K. Aufdenkampe, P. G. Taylor, and L. A. Kaplan (2013): Limnology and Oceanography-Methods 11:247-261

2013

Geologic effects on groundwater salinity and discharge into an estuary. Russoniello, C.J., C. Fernandez, J.F. Bratton, D.E. Krantz, J.F. Banaszak, A.S. Andres, L.F. Konikow, and H.A. Michael (2013): Journal of Hydrology, 498:1–12

2013

Dynamic response of surface water-groundwater exchange to currents, tides, and waves in a shallow estuary. Sawyer, A.H., F. Shi, J. Kirby, H.A. Michael (2013): Journal of Geophysical Research – Oceans, 118

2013

Comparison of Two PARAFAC Models of Dissolved Organic Matter Fluorescence for a Mid-Atlantic Forested Watershed in the USA. Singh, S., S. Inamdar, and D. Scott (2013): Journal of Ecosystems

2013

A variable source area for groundwater evapotranspiration: impacts on modeling stream flow. Tsang, Y.-P., Hornberger, G., Kaplan, L. A., Newbold, J. D. and Aufdenkampe, A. K. (2013): Hydrol. Process.

2013

Evaluation of an instrumental method to reduce error in canopy water storage estimates via mechanical displacement. Van Stan J.T., K.A. Martin, J. Friesen, M.T. Jarvis, J.D. Lundquist, & D.F. Levia (2013): Water Resources Research

2012

210Pb geochronology of flood events in large tropical river systems. Aalto, R. and Nittrouer, C. (2012): Phil. Trans. R. Soc. A (2012) 370, 2040–2074

2012

Biological lability of streamwater fluorescent dissolved organic matter. Cory, Rose M. and L. A. Kaplan (2012): Limnology and Oceanography, 57(5):1347–1360

2012

Predicting the accumulation of mercury-contaminated sediment on riverbanks—An analytical approach. Jim Pizzuto (2012): Water Resources Research Vol. 48, W07518

2012

Stemflow and dissolved organic carbon cycling: temporal variability in concentration, flux, and UV-vis spectral metrics in a temperate broadleaved deciduous forest in the eastern USA. Levia, D.F.*, J.T. Van Stan*, S.P. Inamdar, M.T. Jarvis, M.J. Mitchell, S.M. Mage, C.E. Scheick, & P.J. McHale (2012): Canadian Journal of Forest Research 42: 207-216. [* equal contributors]

2012

Turbulent particle transport in streams: Can exponential settling be reconciled with fluid mechanics?. McNair, J. N. and J. D. Newbold (2012): Journal of Theoretical Biology 300:62-80

2012

Estimation of dissolved organic carbon contribution from hillslope soils to a headwater stream. Mei, Y., G. M. Hornberger, L. A. Kaplan, J. D. Newbold, and A. K. Aufdenkampe (2012): Water Resour. Res. 48(9)

2012

Scaling the gas transfer velocity and hydraulic geometry in streams and small rivers. Raymond, P. A., C. J. Zappa, D. Butman, T. L. Bott, C. Potter, P. Mulholland, A. E. Laursen, W. H. McDowell, and D. Newbold (2012): Limnology and Oceanography: Fluids and Environments 2:41-53

2012

Controls and dynamics of canopy-derived dissolved organic matter from co-dominant broadleaved deciduous canopies to the soil of a temperate catchment in the northeastern United States. Van Stan, J.T. (2012): Publications in Climatology 64: 1-96

2012

The effects of phenoseason and storm characteristics on throughfall solute washoff and leaching dynamics from a temperate deciduous forest canopy. Van Stan, J.T., D.F. Levia, S.P. Inamdar, M. Lepori-Bui, & M.J. Mitchell (2012): Science of the Total Environment 430: 48-58

2011

Riverine coupling of biogeochemical cycles between land, oceans, and atmosphere. Aufdenkampe, A. K., Mayorga, E., Raymond, P. A., Melack, J. M., Doney, S. C., Alin, S. R., Aalto, R. E., and Yoo, K. (2011): Frontiers in Ecology and the Environment 9:53-60.

2011

Dissolved organic matter (DOM) concentration and quality in a forested mid-Atlantic watershed, USA . Inamdar, S., Finger, N., Singh, S., Mitchell, M., Levia, D., Bais, H., Scott, D., and McHale, P. (2011): Biogeochemistry 108 (1) 55-76

2011

Fluorescence characteristics and sources of dissolved organic matter for stream water during storm events in a forested mid-Atlantic watershed. Inamdar, S., Singh, S., Dutta, S., Levia, D., Mitchell, M., Scott, D., Bais, H., and McHale P. (2011): J. Geophys. Res. 116:G03043.

2011

Characterization and Source Determination of Stream Suspended Particulate Material in White Clay Creek, USA. Karwan, D.L., R. Aalto, A.K. Aufdenkampe, J.D. Newbold, J.E. Pizzuto (2011): Applied Geochemistry 26:5354-5356

2011

Atmospheric deposition and corresponding variability of stemflow chemistry across temporal scales in a mid-Atlantic broadleaved deciduous forest canopy. Levia, D.F., J.T. Van Stan, C.M. Siegert, S.P. Inamdar, M.J. Mitchell, S.M. Mage, & P.J. McHale (2011): Atmospheric Environment 45: 3046-3054

2011

Improving biogeochemical knowledge through technological innovation. Melack, J., Finzi, A. C., Siegel, D., MacIntyre, S., Nelson, C., Aufdenkampe, A. K., and Pace M. (2011): Frontiers in Ecology and the Environment 9:37-43.

2011

Effects of wind-driven rainfall on stemflow generation between two codominant tree species with differing crown characteristics. Van Stan, J.T., C.M. Siegert, D.F. Levia, & C.E. Scheick (2011): Agricultural and Forest Meteorology 151: 1277-1286

2011

Technical note: Instrumental method for reducing error in compression-derived measurements of rainfall interception for individual trees. Van Stan, J.T., M.T. Jarvis, D.F. Levia, & J. Friesen (2011): Hydrological Sciences Journal 56: 1061-1066

2011

Rates of soil mixing and associated carbon fluxes in a forest vs tilled agricultural field: implications for modelling the soil carbon cycle. Yoo, K., Ji, J., Aufdenkampe, A., and Klaminder, J. (2011): Journal of Geophysical Research - Biogeosciences 116:G01014.

2011

The Initial Design of Data Sharing Infrastructure for the Critical Zone Observatory. Zaslavsky, I., T. Whitenack, M. Williams, D. G. Tarboton, K. Schreuders, and A. Aufdenkampe (2011): Proceedings of the Environmental Information Management Conference, Santa Barbara, CA, 28-29 September, EIM'2011, pp. 145-150 Cross-CZO National

2010

Temporal variability of stemflow volume in a beech-yellow poplar forest in relation to tree species and size. Levia, D.F., Van Stan, II, J.T., Mage, S.M., and Kelley-Hauske, P.W. (2010): Journal of Hydrology 380 (1/2):112-120.

2010

Water quality functions of a 15-year-old riparian forest buffer system. Newbold, J. D., S. Herbert, B. W. Sweeney, P. Kiry, and S. J. Alberts (2010): Journal of the American Water Resources Association. 1-12

2009

The boundless carbon cycle. Battin, T. J., S. Luyssaert, L. A. Kaplan, A. K. Aufdenkampe, A. Richter, and L. J. Tranvik (2009): Nature Geoscience 2:598-600

2009

Mitigation of agricultural nonpoint pollution by a reforested riparian buffer in the Mid-Atlantic Piedmont. Newbold, J. D., S. Herbert, and B. W. Sweeney (2009): Stroud Preserve Watersheds National Monitoring Project. Final report. Stroud Water Research Center, Avondale, PA, USA, 53 pp.

2009

Temporal dynamics of seston: A recurring nighttime peak and seasonal shifts in composition in a stream ecosystem. Richardson, D. C., L. A. Kaplan, J. D. Newbold, and A. K. Aufdenkampe (2009): Limnology and Oceanography 54:344-354

2008

Biophysical controls on organic carbon fluxes in fluvial networks. Battin, T. J., L. A. Kaplan, S. Findlay, C. S. Hopkinson, E. Marti, A. I. Packman, J. D. Newbold, and F. Sabater (2008): Nature Geoscience 1:95-100

2008

Biome-level biogeography of streambed microbiota. Findlay, R. H., C. Yeates, M. A. J. Hullar, D. A. Stahl, and L. A. Kaplan (2008): Applied and Environmental Microbiology 74:3014-3021

2008

Untangling the complex issue of dissolved organic carbon uptake: a stable isotope approach. Kaplan, L. A., T. N. Wiegner, J. D. Newbold, P. H. Ostrom, and H. Gandhi (2008): Freshwater Biology 53:855-864

2007

How planting method, weed abatement, and herbivory affect afforestation success. Sweeney, B. W., S. J. Czapka, and C. Petrow (2007): Southern Journal of Applied Forestry 31:85-92

2006

Primary productivity and community respiration. Bott, T. L. (2006): Methods in Stream Ecology, 2nd ed., pp.263-290. Elsevier, New York

2006

Ecosystem metabolism in Piedmont streams: reach geomorphology modulates the influence of riparian vegetation. Bott, T. L., J. D. Newbold, and D. B. Arscott (2006): Ecosystems 9:398-421

2006

Recurring seasonal dynamics of microbial communities in stream habitats. Hullar, M. A. J., L. A. Kaplan, and D. A. Stahl (2006): Applied and Environmental Microbiology 72:713-722

2006

Biodegradable dissolved organic matter in a temperate and a tropical stream determined from ultra-high resolution mass spectrometry. Kim, S., L. A. Kaplan, and P. G. Hatcher (2006): Limnology and Oceanography, 51:1054-1063

2005

Contribution of dissolved organic carbon to stream metabolism estimated with 13C-enriched tree tissue leachate. Wiegner, T. N., L. A. Kaplan, J. D. Newbold, and P. H. Ostrom (2005): Journal North American Benthological Society 24:48-67

2004

Riparian Deforestation, Stream Narrowing, and Loss of Stream Ecosystem Services. Sweeney, B. W., T. L. Bott, J. K. Jackson, L. A. Kaplan, J. D. Newbold, L.J. Standley, W. C. Hession, and R. J. Horwitz (2004): Proceedings of the National Academy of Sciences 101:14132-14137

2003

Contributions of microbial biofilms to ecosystem processes in stream mesocosms. Battin, T. J., L. A. Kaplan, J. D. Newbold, and C. E. Hansen (2003): Nature 426:439-442

2003

A mixing model analysis of stream solute dynamics and the contribution of a hyporheic zone to ecosystem function. Battin, T. J., L. A. Kaplan, J. D. Newbold, and S. P. Hendricks (2003): Freshwater Biology:48:995-1014

2003

Effects of current velocity on the nascent architecture of stream microbial biofilms. Battin, T. J., L. A. Kaplan, J. D. Newbold, X. Cheng, and C. Hansen (2003): Applied and Environmental Microbiology. 63:5443-5452

2003

The role of monomers in stream ecosystem metabolism. Kaplan, L. A., and J. D. Newbold (2003): Aquatic Ecosystems: Interactivity of Dissolved Organic Matter, pp. 97-119. S. E. G. Findlay and R. L. Sinsabaugh (eds.). Academic Press.

2003

Where rivers are born: The scientific imperative for defending small streams and wetlands. Meyer, J. L., L. A. Kaplan, J. D. Newbold, D. L. Strayer, C. J. Woltemade, J. B. Zedler, R. Beilfuss, Q. Carpenter, R. Semlitsch, M.C. Watzin, and P. H. Zedler (2003): Sierra Club and American Rivers

2002

Riparian forest restoration: Increasing success by reducing plant competition and herbivory. Sweeney, B. W., S. J. Czapka, and T. Yerkes (2002): Restoration Ecology 10(2): 1 - 9

2000

Paired comparisons of effects of type of riparian vegetation on stream fishes: implications for restoration. Horwitz, R. J., W. C. Hession, and B. W. Sweeney (2000): American Water Resources Association 197-202

2000

Surface and subsurface dissolved organic carbon. Kaplan, L. A., and J. D. Newbold (2000): Streams and Ground Waters, J. B. Jones and P. J. Mulholland (eds.), pp. 237-258. Academic Press.

1997

Organic matter dynamics in White Clay Creek, Pennsylvania, USA. Newbold, J. D., T. L. Bott, L. A. Kaplan, B. W. Sweeney, and R. L. Vannote (1997): Pages 46 - 50 in J. R. Webster and J. L. Meyers (editors). Stream organic matter budgets. Journal of the North American Benthological Society 16:3-161

1995

Measurement of streamwater biodegradable dissolved organic carbon with a plug-flow bioreactor. Kaplan, L. A. and J. D. Newbold (1995): Water Research 29:2696-2706

1993

Sources and biogeochemistry of terrestrial dissolved organic carbon entering streams. Kaplan, L. A., and J. D. Newbold (1993): pp. 139 - 165 in T. E. Ford, ed. Aquatic microbiology: an ecological approach. Blackwell Scientific

1993

Effects of streamside vegetation on macroinvertebrate communities of White Clay Creek in Eastern North America. Sweeney, B. W. (1993): Proceedings of The Academy of Natural Sciences of Philadelphia 144:291-340

1992

Streamside forests and the physical, chemical, and trophic characteristics of piedmont streams in Eastern North America. Sweeney, B. W. (1992): Water Science and Technology 26:2653-2673

Papers and books that explicitly acknowledge a CZO grant are highlighted in PALE ORANGE.