Papers & Products

** indicates undergraduate advisee; ++graduate advisee; §§ postdoctoral advisee; ##graduate committee

Reed, D.E., Chu, H., Peter, B.G., Chen, J., Abraha, M., Amiro, B., Anderson, R.G., Arain, M.A., Arruda, P., Barron-Gafford, G.A. and Bernacchi, C., et al., (incl. T.L. O'Halloran). 2025. Network of networks: Time series clustering of AmeriFlux sites. Agricultural and Forest Meteorology, 372, p.110686. https://doi.org/10.1016/j.agrformet.2025.110686 

Liu, N., Sun, G., Yang, Y., Aguilos, M., Starr, G., O’Halloran, T.L., Amatya, D.M., Oishi, A.C., Zhang, Y. and Trettin, C., 2025. Potential for augmenting water yield by restoring longleaf pine (Pinus palustris) forests in the southeastern United States. Water Resources Research, 61(2), p.e2024WR037444. https://doi.org/10.1029/2024WR037444 

Nelson, J. A., Walther, S., Gans, F., et al., (incl. T.L. O'Halloran). 2024. X-BASE: the first terrestrial carbon and water flux products from an extended data-driven scaling framework, FLUXCOM-X, Biogeosciences, 21, 5079–5115, https://doi.org/10.5194/bg-21-5079-2024. 

++Clay, L.; Motallebi, M.; O’Halloran, T.L. Quantifying Ecosystem Services to Maximize Co-Benefits under Market-Based Conservation Solutions in the Edisto River Basin, South Carolina. Forests 2024, 15, 1796. https://doi.org/10.3390/f15101796  

Huang, C.W., Domec, J.C., O’Halloran, T.L. and Hartzell, S., 2024. Dynamic interactions between groundwater level and discharge by phreatophytes. Advances in Water Resources, p.104814. https://doi.org/10.1016/j.advwatres.2024.104814 

Aguilos, M., Sun, G., Liu, N., Zhang, Y., Starr, G., Oishi, A.C., O'Halloran, T.L., ++Forsythe, J.D., Wang, J., Zhu, M. and Amatya, D., 2024. Energy availability and leaf area dominate control of ecosystem evapotranspiration in the southeastern US. Agricultural and Forest Meteorology, 349, p.109960. https://doi.org/10.1016/j.agrformet.2024.109960 

Zhu, Q., Chen, J., Charles P.-A., B., Sonnentag, O., Montagnani, L., O’Halloran, T. L., R.L. Scott, J.D. Forsythe++, B. Song, H. Zou, M. Duan, X. Li (2024). Albedo-induced global warming potential following disturbances in global temperate and boreal forests. Journal of Geophysical Research: Biogeosciences, 129, e2023JG007848. https://doi.org/10.1029/2023JG007848  

Richardson, Jessica L., Ankur R. Desai, Jonathan Thom, Kim Lindgren, Hjalmar Laudon, Matthias Peichl, Mats Nilsson, Audrey Campeau, Järvi Järveoja, Peter Hawman, Deepak R. Mishra, Dontrece Smith, Brenda D’Acunha, Sara H. Knox, Darian Ng, Mark S. Johnson, Joshua Blackstock, Sparkle L. Malone, Steve F. Oberbauer, Matteo Detto, Kimberly P. Wickland, Inke Forbrich, Nathaniel Weston, Jacqueline K. Y. Hung, Colin Edgar, Eugenie S. Euskirchen, Syndonia Bret-Harte, Jason Dobkowski, George Kling, Evan S. Kane, Pascal Badiou, Matthew Bogard, Gil Bohrer, Thomas O’Halloran, Jonny Ritson, Ariane Arias-Ortiz, Dennis Baldocchi, Patty Oikawa, Julie Shahan & Maiyah Matsumura. 2024 On the Relationship Between Aquatic CO2 Concentration and Ecosystem Fluxes in Some of the World’s Key Wetland Types. Wetlands, 44(1), p.1. https://doi.org/10.1007/s13157-023-01751-x   

§§Seyfried, G.S., A.T. Chow and T.L. O'Halloran. 2023. Salinization, inundation and tree mortality interact to affect greenhouse gas emissions from stressed coastal forests. Soil Biology & Biochemistry. https://doi.org/10.1016/j.soilbio.2023.109101 

O'Halloran T.L. and G.S. Seyfried§§. 2023. Plant traits and marsh fate.  Nature Geoscience. https://doi.org/10.1038/s41561-022-01108-9  

Puhlick, J., O'Halloran, T. L., Starr, S., Abney, R., Knapp, L., McCleery, R., Klepzig, K., Brantley, S., McIntyre, K., Song, B. 2023. Opportunities for Research on Carbon Management in Longleaf Pine Ecosystems. Forests, 14(5), 874: 1-13. https://doi.org/10.3390/f14050874 

Williams, T. M. and O'Halloran, T. L. 2023. Relative Sea Level Rise in the Winyah Bay-Waccamaw River Tidal System Over the Last Thirteen Years. Journal of South Carolina Water Resources, 9(1), 4. https://tigerprints.clemson.edu/jscwr/vol9/iss1/4/ 

++Furbeck, M.E. T.L. O'Halloran, E.M. Smith, T.J. Mozdzer and K. Barrett. Epiphytic coatings reduce leaf and canopy scale photosynthesis in a Spartina alterniflora salt marsh in North Inlet, South Carolina. Submitted 9/6/22.  In revision.

Puhlick, J.J., Brantley, S.T., O'Halloran, T.L., ++Clay, L. and Klepzig, K.D., 2022. Perspectives: Carbon markets might incentivize poorer ecological outcomes in longleaf pine ecosystems. Forest Ecology and Management, 520, p.120421. https://doi.org/10.1016/j.foreco.2022.120421 

##Ahlswede, B., O’Halloran, T.L., and R.Q. Thomas.  Combined carbon and albedo climate forcing from pine and switchgrass grown for bioenergy. 2022. Frontiers in Forests and Global Change, Special Issue: Combined Carbon and Biophysical Climate Drivers From Forests and Forest Conversions.  https://doi.org/10.3389/ffgc.2022.774067   

Williams, T.M., B. Williams, B. Song, T.L. O'Halloran, J.D. Forsythe++. 2022. Mapping natural forest stands with low-cost drones, Mathematical and Computational Forestry & Natural-Resource Sciences: Vol. 14: Iss.1, pp 22-42. http://mcfns.net/index.php/Journal/article/view/14.3. 

##Ahlswede, B., O’Halloran, T.L., ++Forsythe, J.D. and R.Q. Thomas.  2021. A minimally managed switchgrass ecosystem in a humid subtropical climate is a source of carbon to the atmosphere.  Global Change Biology – Bioenergy.  https://doi.org/10.1111/gcbb.12897.

++Forsythe, J.D., O’Halloran, T.L. and Kline, M.A.  2020. An Eddy Covariance Mesonet For Measuring Greenhouse Gas Fluxes in Coastal South Carolina. Data, 5, 97.  https://doi.org/10.3390/data5040097. 

++Forsythe, J. D., M. A. Kline, T. L. O'Halloran (2020), AmeriFlux BASE US-HB1 North Inlet Crab Haul Creek, Ver. 1-5, AmeriFlux AMP, [DATASET]. https://doi.org/10.17190/AMF/1660341

++Forsythe, J. D., M. A. Kline, T. L. O'Halloran (2020), AmeriFlux BASE US-HB2 Hobcaw Barony Mature Longleaf Pine, Ver. 1-5, AmeriFlux AMP, [DATASET]. https://doi.org/10.17190/AMF/1660342

++Forsythe, J. D., M. A. Kline, T. L. O'Halloran (2020), AmeriFlux BASE US-HB3 Hobcaw Barony Longleaf Pine Restoration, Ver. 1-5, AmeriFlux AMP, [DATASET]. https://doi.org/10.17190/AMF/1660343

Williams, T.M., B. Song, D. Hitchcock, and T.L. O'Halloran. 2020. Streamflow and Tidal Dynamics in the Lower Pee Dee Basin: Hurricane Impacts, Journal of South Carolina Water Resources: Vol. 7: Iss.1, Article 7. https://doi.org/10.34068/JSCWR.07.05 

Williams, T.M., B. Song, D. Hitchcock, and T.L. O'Halloran. 2020. Floodplain Geomorphology and Response to Hurricanes: Lower Pee Dee Basin, South Carolina, Journal of South Carolina Water Resources: Vol. 7: Iss.1, Article 8. https://doi.org/10.34068/JSCWR.07.06 

Seyednasrollah, B., et al. [incl. T.L. O'Halloran]  2019. PhenoCam Dataset v2.0: Vegetation Phenology from Digital Camera Imagery, 2000-2018. ORNL DAAC, Oak Ridge, Tennessee, USA. https://doi.org/10.3334/ORNLDAAC/1674.  [DATASET]

Bright, R. M. and O'Halloran, T. L., 2019. Developing a monthly radiative kernel for surface albedo change from satellite climatologies of Earth's shortwave radiation budget: CACK v1.0, Geosci. Model Dev., 12, 3975–3990, https://doi.org/10.5194/gmd-12-3975-2019. 

Bright R. M. and T. L. O'Halloran. 2019. A monthly shortwave radiative forcing kernel for surface albedo change using CERES satellite data. Environmental Data Initiative. https://doi.org/10.6073/pasta/d77b84b11be99ed4d5376d77fe0043d8. [DATASET]. 

National Academies of Sciences, Engineering, and Medicine 2019. Understanding Northern Latitude Vegetation Greening and Browning: Proceedings of a Workshop. Washington, DC: The National Academies Press. https://doi.org/10.17226/25423.

Williams, T. M., Hitchcock, D., Song, B.S., and T.L. O'Halloran. 2019. Hurricane Florence Flooding in Georgetown County: A Qualitative Explanation of the Interactions of Estuary and Tidal River, Journal of South Carolina Water Resources: Vol. 6 : Iss. 1 , Article 4. DOI: https://doi.org/10.34068/JSCWR.06.04 

Chu, H., D.D. Baldocchi, C. Poindexter, M. Abraha, A.R. Desai, G. Bohrer, M. Altaf Arain, T. Griffis, P.D. Blanken, T.L. O'Halloran, R.Q. Thomas, Q. Zhang, S. Burns, J.M. Frank, D. Christian, S. Brown, T.A. Black, C.M. Gough, B.E. Law, X. Lee, J.n Chen, D.E. Reed, W.J. Massman, K. Clark, J. Hatfield, J. Prueger, R. Bracho, J.M. Bake, T.A. Martin. 2018..Temporal dynamics of aerodynamic canopy height derived from eddy covariance momentum flux data across North American Flux Networks. Geophysical Research Letters. doi: 10.1029/2018GL079306

Bright, R.M., Davin, E., O'Halloran, T.L., Pongratz, J., Zhao, K., and A. Cescatti.  2017. Local temperature response to land cover and management change driven by non-radiative processes.  Nature Climate Change.  doi:10.1038/nclimate3250.

O'Halloran, T.L. and R. M. Bright.  2017. More diverse benefits from timber versus dedicated bioenergy plantations for terrestrial carbon dioxide removal.  Environmental Research Letters.  2017.  doi:10.1088/1748-9326/aa54ec 

O’Halloran, T.L., Fuentes, J.D., Tao, W.-K., and Li, X. 2015. Sensitivity of convection to observed variation in aerosol size and composition at a rural site in the southeastern United States. Journal of Atmospheric Chemistry. 72, p. 441–454. https://doi.org/10.1007/s10874-015-9300-x 

O’Halloran, T.L., **Joerger, V., Law, B.E., Acker, S., Kertis, J. 2014. Post-fire influences of snag attrition on albedo and radiative forcing. Geophysical Research Letters. https://doi.org/10.1002/2014GL062024 

Kathilankal, J. C., O’Halloran, T. L., Schmidt, A., Hanson, C. V., and Law, B. E.: Development of a semi-parametric PAR (Photosynthetically Active Radiation) partitioning model for the contiguous United States, version 1.0., Geosci. Model Dev.,7, 2477-2484, https://doi.org/10.5194/gmd-7-2477-2014  

Rivera-Monroy, V. H., E. Castaneda-Moya, J. G. Barr, V. Engel, J. D. Fuentes, T. G. Troxler, R. Twilley, S. Bouillon, T. J. Smith, and T. L. O’Halloran. “Current methods to evaluate net primary production and carbon budgets in mangrove forests.” In Methods in Biogeochemistry of Wetlands. 2013. ISBN-13: 978-0891189602. R.D. DeLaune, K.R. Reddy, C.J. Richardson, and J.P. Megonigal, eds.  https://www.wiley.com/en-us/Methods+in+Biogeochemistry+of+Wetlands-p-9780891189602 

J. G. Barr, J. D. Fuentes, M. S. DeLonge, T. L. O’Halloran, D. Barr, and J. C. Zieman. 2013. Summertime influences of tidal energy advection on the surface energy balance in a mangrove forest . Biogeosciences, 10, 501-511. https://doi.org/10.5194/bg-10-501-2013  

O’Halloran, T.L., Law, B.E., Wang, Z., Barr, J.G., Schaaf, C., Brown, M., Goulden, M.L., Fuentes, J.D., Göckede, M., Black, A., Engel, V. 2012. Radiative forcing of natural forest disturbances. Global Change Biology. 18, 555-565. https://doi.org/10.1111/j.1365-2486.2011.02577.x  

Goetz, S.J., Bond‐Lamberty, B., Law, B.E., Hicke, J.A., Huang, C., Houghton, R.A., McNulty, S., O'Halloran, T.L., Harmon, M., Meddens, A.J.H. and Pfeifer, E.M., 2012. Observations and assessment of forest carbon dynamics following disturbance in North America. Journal of Geophysical Research: Biogeosciences, 117(G2). https://doi.org/10.1029/2011JG001733 

Shuman, J.K., Shugart, H.H., O’Halloran, T.L. 2011. Sensitivity of Siberian larch forests to climate change. Global Change Biology. 17, 2370-2384.  https://doi.org/10.1111/j.1365-2486.2011.02417.x 

Barr, J. G., V. Engel, J. D. Fuentes, J. C. Zieman, T. L. O’Halloran, T.L., J. Smith III, and G. H. Anderson. 2010. Controls on mangrove forest-atmosphere carbon dioxide exchanges in western Everglades National Park, J. Geophys. Res., 115, G02020. https://doi.org/10.1029/2009JG001186 

Anderson, R.G., Canadell, J.G., Randerson, J.T., Jackson, R.B., Hungate, B.A., Baldocchi, D.D., Ban-Weiss, G.A., Bonan, G.B., Caldeira, K., Cao, L., Diffenbaugh, N.S., Gurney, K.R., Kueppers, L.M., Law, B.E., Luyssaert, S., O’Halloran, T.L. 2010. Biophysical considerations in forestry for climate protection. Frontiers in Ecology and the Environment.  https://doi.org/10.1890/090179 

O’Halloran, T.L., Fuentes, J.D., Collins, D.R., **Cleveland, M.J., and Keene, W.C. Influence of air mass source region on nanoparticle events and hygroscopicity in central Virginia, U.S. 2009. Atmospheric Environment, 43, 3586-3595.  https://doi.org/10.1016/j.atmosenv.2009.03.033 

Keene, W.C., Long, M.S., Pszenny, A.A.P., Sander, R., Maben, J.R., Wall, A.J., O’Halloran, T.L., Kerkweg, A., Fischer, E.V., and Schrems, O. 2009. Latitudinal variation in the multiphase chemical processing of inorganic halogens and related species over the eastern North and South Atlantic Oceans, Atmospheric Chemistry and Physics, 9, 7361-7385. 

Posters

Forsythe, J.D., T.L. O'Halloran and M. Kline. 2020.  Establishing an eddy covariance mesonet in coastal South Carolina.  AmeriFlux Annual Meeting.  October 6-8, 2020.  Virtual.

PDFs