2015

Downscaling Satellite Data for Predicting Catchment-scale Root Zone Soil Moisture with Ground-based Sensors and an Ensemble Kalman Filter. Baldwin, Douglas C., Henry Lin and Erica Smithwick (2015): H43H-1635 Remote Sensing and Modeling of the Terrestrial Water Cycle II Posters, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

RT-Flux-PIHM: A Coupled hydrological, land Surface, and reactive transport Model. Bao, C., Li, L., Shi, Y., Duffy, C., and Brantley, S. L. (2015): CSDMS annual meeting, May 26 -28th, Boulder, CO

2015

Understanding the Concentration-Discharge Relationship of Chloride and Magnesium in Shale Hills Using RT-Flux-PIHM. Bao, Chen, Li Li, Yuning Shi, Pamela L Sullivan, Christopher Duffy and Susan L Brantley (2015): H53E-1700 Modeling the Critical Zone: Integrating Processes and Data across Disciplines and Scales II Posters, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

An international initiative for science in the critical zone. Brantley, S. L., W. E. Dietrich, and S. Banwart (2015): EOS, 96, Published on 5 June 2015 Cross-CZO

2015

Understanding How Nested Reaction Fronts under Watersheds Impact Flow, Transport, and Geomorphological Evolution: the Shale Hills Example . Brantley, Susan L and Pamela L Sullivan (2015): H53K-08 Flow, Mixing, and Reaction: Interactions and Coupling in Hydrological Systems II, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

Using the Susquehanna - Shale Hills CZO to Project from the Geological Past to the Anthropocene Future . Brantley, Susan L., Davis, Kenneth J., Eissenstat, David M., Li, Li, Russo, Tess (2015): NSF Award # 1331726 - Annual Report: Year 2

2015

Elucidating the Effects of Reservoir Filling on Watershed Hydrodynamics and Shallow Groundwater Chemistry in a Previously Impounded Lake . Cain, Molly (2015): Bachelor of Science, Geosciences, The Pennsylvania State University

2015

Using soil records with atmospheric dispersion modeling to investigate the effects of clean air regulations on 60 years of manganese deposition in Marietta, Ohio (USA). Carter, M., B.J. Gaudet, D.R. Stauffer, T.S. White, and S.L. Brantley (2015): Science of the Total Environment, Vol 515-516:49-59

2015

INVESTIGATION OF A RELICT PERIGLACIAL FEATURE: HICKORY RUN BOULDER FIELD, HICKORY RUN STATE PARK, PENNSYLVANIA. Denn A., Bierman P., and Kirby E. (2015): 2015 GSA Annual Meeting, Baltimore, MD, Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.550

2015

Quantifying present-day and long-term shale weathering rates across a latitudinal climosequence. Dere, Ashlee Laura Denton, Elizabeth Andrews and Timothy S White (2015): EP34A-06 Landscape Evolution from a Critical Zone Science Perspective III, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

TOPOGRAPHIC AND COLLUVIAL SIGNATURES OF LITHOLOGY, BASE LEVEL, AND CLIMATE IN THE SHAVERS CREEK WATERSHED, PENNSYLVANIA. DiBiase, R.A., Del Vecchio, J., and Granke, S.B. (2015): Pardee Symposium, 2015 GSA National Meeting, Baltimore, MD, Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.832

2015

Influence of Topography on Root Processes in the Shale Hills Susquehanna Critical Zone Observatory (Invited). Eissenstat, David M, Alexandra S. Orr, Thomas S Adams, Weile Chen and Katie Gaines (2015): H23J-02 Ecohydrology in the Critical Zone II, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

Boron isotopes at the Shale Hills Critical Zone Observatory. Gaillardet, Jerome, Johanna Noireaux , Pamela L Sullivan , Grit Steinhoefel , Pascale Louvat and Susan L Brantley (2015): EP12B-03 Innovative Isotope Methods for Characterizing Metal Budgets in the Present and Past Terrestrial and Aquatic Environments I, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

The tree water isoscape of a central Pennsylvania catchment: ecohydrologic patterns and processes. Gaines, Katie and Kristen Marie Brubaker (2015): H21C-1387 Ecohydrology in the Critical Zone I Posters, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

FOREST ECOHYDROLOGY IN A CENTRAL PENNSYLVANIA CATCHMENT: A STABLE ISOTOPE APPROACH . Gaines, Katie P. (2015): Doctor of Philosophy, Ecology, The Pennsylvania State University, p. 126

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

Topographic controls on the depth distribution of soil CO2 in a small temperate watershed. Hasenmueller, E.A., Jin, L., Stinchcomb, G.E., Lin, H., Brantley, S.L., Kaye, J.P. (2015): Applied Geochemistry, vol 63, 58-69

2015

The Activity of Deep Roots in Bedrock Fractures at the Susquehanna Shale Hills Critical Zone Observatory, USA. Hasenmueller, Elizabeth Ann, Xin Gu, Julie N Weitzman, Thomas S Adams, Gary E Stinchcomb, David M Eissenstat, Susan L Brantley and Jason P Kaye (2015): H21C-1383 Ecohydrology in the Critical Zone I Posters, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

Biotic controls on solute distribution and transport in headwater catchments. Herndon E. M., A. L. Dere, P. L. Sullivan, D. Norris, B. Reynolds, and S. L. Brantley (2015): Hydrology and Earth System Sciences Discussion

2015

Importance of vegetation for manganese cycling in temperate forested watersheds. Herndon Elizabeth, Lixin Jin, Danielle Andrews, David Eissenstat, Susan Brantley (2015): Global Biogeochemical Cycles, 29(2):160-174

2015

Landscape heterogeneity drives contrasting concentration-discharge relationships in shale headwater catchments. Herndon EM, Dere AL, Sullivan PL, Norris D, Reynolds B, and Brantley SL (2015): Hydrology and Earth Systems Sciences, vol 19:3333–3347

2015

IMPORTANCE OF VEGETATION FOR MANGANESE CYCLING IN FORESTED WATERSHEDS. Herndon, Elizabeth (2015): 2015 GSA Annual Meeting, Baltimore, MD, Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.442

2015

Common Critical Zone Observatory (CZO) Infrastructure and Measurements. J. Chorover, S. Anderson, A. K. Aufdenkampe, R. C. Bales, S. L. Brantley, W. Dietrich, P. Kumar, K. A. Lohse, W. McDowell, D. Richter, T. White (2015): A Guide Prepared By CZO PIs, May 05, 2015 Cross-CZO National

2015

Natural and anthropogenic processes contributing to metal enrichment in surface soils of central Pennsylvania. Kraepiel, A. M. L., Dere, A. L., Herndon, E. M., and Brantley, S. L. (2015): Biogeochemistry, March 2015, Volume 123, Issue 1-2, pp 265-283

2015

Exploring the role of domain partitioning on efficiency of parallel distributed hydrologic model simulations. Kumar, M., and Duffy, C. J. (2015): Journal of Hydrogeology & Hydrologic Engineering 4: 1-12 Cross-CZO

2015

PREDICTIVE UNDERSTANDING OF BIOGEOCHEMICAL REACTIONS IN HETEROGENEOUS POROUS MEDIA. Li, L (2015): 2015 GSA Annual Meeting, Baltimore, MD, Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.838

2015

SOIL ARCHITECTURE AND PREFERENTIAL FLOW ACROSS SCALES. Lin, H (2015): 2015 GSA Annual Meeting, Baltimore, MD, Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.508

2015

Towards an International Network of Critical Zone Observatories. Lin, Hangsheng, Steve Banwart, Timothy Filley, Dali Guo, Daniel Richter, Susan Trumbore, Harry Vereecken and Joerg Voelkel (2015): EP31A-0980 International Critical Zone Research: Status, Networking, and Challenges Posters, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

Frequency and Control of Subsurface Preferential Flow: From Pedon to Catchment Scales. Liu Hu and Henry Lin (2015): Soil Science Society of America Journal, Vol. 79 No. 2, p. 362-377

2015

REGOLITH PRODUCTION AND TRANSPORT IN THE SUSQUEHANNA SHALE HILLS CRITICAL ZONE OBSERVATORY: INSIGHTS FROM U-SERIES ISOTOPES (Invited). Ma L., Chabaux F., West N., Kirby E., Jin L., and Brantley S.L. (2015): Pardee Symposium, 2015 GSA Annual Meeting, Baltimore, MD, Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.832

2015

Magnesium isotope fractionation during shale weathering in the Shale Hills Critical Zone Observatory: Accumulation of light Mg isotopes in soils by clay mineral transformation. Ma Lin, Fang-Zhen Teng, Lixin Jin, Shan Ke, Wei Yang, Hai-Ou Gu, Susan L. Brantley (2015): Chemical Geology, 397:37-50

2015

Thick soil formation on Orthoquartzite since the Wisconsinan in Huntingdon County. Macdonald, Sara (2015): Senior Thesis, Geosciences, The Pennsylvania State University

2015

Making Knowledge from Numbers : The Shale Network as an Honest Broker for Evaluating and Educating about the Impacts of Hydraulic Fracturing in the Marcellus Shale Region. Pollak, Jon, Sue Brantley, Jennifer Williams, Sharon Dykhoff and Liza Ida Brazil (2015): ED43D-0885 Tools, Resources, and Lessons Learned for Scientists and Engineers Engaging in Education and Public Outreach II Posters, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

Comparison of Two Conceptually Different Physically-based Hydrological Models – Looking Beyond Streamflows . Rousseau, Alain N, Alvaro Pardo Álvarez, Xuan Yu, Stephane Savary and Christopher Duffy (2015): H23E-1624 Intercomparison Studies of Hydrological Models: Beyond Comparing Streamflows, Snow Water Equivalent, and Evapotranspiration Posters, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

Simulating high resolution soil moisture patterns in the Shale Hills watershed using a land surface hydrologic model. Shi, Y., D. C. Baldwin, K. J. Davis, X. Yu, C. J. Duffy, and H. Lin (2015): Hydrological Processes, Vol 29, Issue 21, pages 4624–4637.

2015

Parameter estimation of a physically-based land surface hydrologic model using an ensemble Kalman filter: A multivariate real-data experiment. Shi, Y., K. J. Davis, F. Zhang and C. J. Duffy, and X. Yu (2015): Advances in Water Resources, vol 83, 421–427

2015

The interplay of regolith evolution and watershed hydrodynamics in a first order watershed. Sullivan P.L., Hynek, S., Gu, X., Singha, K., White, T., West, N., Kim, H., Clarke, B., Kirby, E., Duffy, C., and Brantley, S.L (2015): 2015 Goldschmidt Conference, Prague, CZ, 16-21 Aug

2015

Using WITCH to determine the factors that govern shale weathering and solute fluxes in the Critical Zone Gordon Research Conference for Catchment Science. Sullivan PL, Goddéris Y, Shi Y, Gu X, Schott J, Duffy C, Brantley SL (2015): Gordon Research Conference for Catchment Science, 14-19 June, Proctor Academy, Andover, NH

2015

Using WITCH to determine the factors that govern shale weathering and solute fluxes in the Critical Zone. Sullivan, Pamela L., Yves Godderis, Yuning Shi, Xin Gu, Jacques Schott, Christopher Duffy and Susan Brantley (2015): H52C-06 Modeling the Critical Zone: Integrating Processes and Data across Disciplines and Scales I, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

The Paradox of High Subsurface [N₂O] and Low Surface Flux of N₂O to the Atmosphere. Weitzman, Julie N. and Jason P Kaye (2015): B13G-0702 The Bioatmospheric N Cycle: N Emissions, Transformations, Deposition, and Terrestrial and Aquatic Ecosystem Impacts III Posters, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

Isotopic tracers of asymmetric watershed evolution. West, N. (2015): Geological Society of Washington, Meeting 1494, 11 March, 2015.

2015

TOPOGRAPHIC FINGERPRINTS OF MICRO-CLIMATE AND LITHOLOGY IN THE CENTRAL APPALACHIANS (Invited). West, N. and Kirby, E. (2015): Pardee Symposium, 2015 GSA National Meeting, Baltimore, MD, Geological Society of America Abstracts with Programs. Vol. 47, No. 7, p.831

2015

Microclimate controls on weathering and erosion in a temperate forest (Invited). West, N., Kirby, E., Brantley, S. (2015): 2015 Goldschmidt Conference. Prague, CZ.

2015

Microclimate controls on weathering: Insights into deep critical zone evolution from seismic refraction surveys in the Susquehanna Shale Hills Critical Zone Observatory. West, Nicole, Eric Kirby, Andrew Nyblade and Susan Brantley (2015): EP41C-0941 Mechanistic Underpinnings of Damage, Disruption, and Downslope Transport of Rock and Regolith Posters, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

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

Combining Hands-on Field Experience with Data-Driven Hydrology Education Tools . Williams, J. Z., Forsythe B, Carroll M, Ruocchio E, Pickering Y, and Brantley S (2015): Virtual Workshop on Data-Driven Hydrology Education, CUAHSI, Medford, MA

2015

Assimilating the Cosmic-Ray Soil Moisture Observing System Measurements for Land Surface Hydrologic Model Parameter Estimation Using the Ensemble Kalman Filter. Xiao, Dacheng, Yuning Shi and Li Li (2015): H53E-1703 Modeling the Critical Zone: Integrating Processes and Data across Disciplines and Scales II Posters, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.

2015

A coupled surface-subsurface modeling framework to assess the impact of climate change on freshwater wetlands: a case study of seven watersheds of the Susquehanna River Basin. Yu Xuan, Gopal Bhatt, Christopher Duffy, Denice Wardrop, Raymond Najjar, Andrew Ross, Matthew Rydzik (2015): Climate Research, 66:211-228

2015

Reanalysis of water and carbon cycle models at a critical zone observatory. Yu, X., C. J. Duffy, J. Kaye, W. T. Crow, G. Bhatt, and Y. Shi (2015): In Remote Sensing of the Terrestrial Water Cycle, Geophysical Monograph 206, First Edition, Edited by Venkat Lakshmi

2015

Water-regolith-energy Interaction in Landscape Evolution and Its Influence on Forming Asymmetric Landscape: An Example from the Shale Hills Critical Zone Observatory of Central Pennsylvania. Zhang, Yu, Rudy L Slingerland, Yuning Shi, Christopher Duffy and Nicole West (2015): EP33D-06 Landscape Evolution from a Critical Zone Science Perspective II, presented at 2015 Fall Meeting, AGU, San Francisco, CA, 14-18 Dec.