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Smithsonian Environmental Research Center

Understanding Ecosystems for a Sustainable Future

Biogeochemistry

Principal Investigator

Patrick Megonigal

megonigalp@si.edu

Specialty

Ecosystem Ecology, Biogeochemistry, Soil Science, Wetland Ecology, Forest Ecology, Climate Change Science, Blue Carbon Science

J. Patrick Megonigal Full CV (Nov 2024)

Publications

Langley, J. Adam ; McKee, Karen L. ; Cahoon, Donald R. ; Cherry, J. A. ; Megonigal, J. Patrick. (2009). Elevated CO2 stimulates marsh elevation gain, counterbalancing sea-level rise . Proceedings of the National Academy of Sciences of the United States of America, 106 (15) , 6182-6186. http://dx.doi.org/10.1073/pnas.0807695106
Langley, J. Adam ; McKinley, Duncan C. ; Wolf, Amelia A. ; Hungate, Bruce A. ; Drake, Bert G. ; Megonigal, J. Patrick. (2009). Priming depletes soil carbon and releases nitrogen in a scrub-oak ecosystem exposed to elevated CO2 . Soil Biology and Biochemistry, 41 (1) , 54-60.
Langley, J. Adam ; Sigrist, M. V. ; Duls, J. ; Cahoon, D. R. ; Lynch, J. C. ; Megonigal, J. Patrick. (2009). Global change and marsh elevation dynamics: experimenting where land meets sea and biology meets geology . Proceedings of the Smithsonian Marine Science Symposium (391-400) http://dx.doi.org/10.5479/si.01960768.38.391 Smithsonian Institution Scholarly Press .
McKinley, D. C. ; Romero, J. C. ; Hungate, Bruce A. ; Drake, Bert G. ; Megonigal, J. Patrick. (2009). Does soil N availability sustain long-term ecosystem response to elevated CO2? . Global Change Biology, 15 (8) , 2035-2048. http://dx.doi.org/10.1111/j.1365-2486.2008.01836.x
Megonigal, J. Patrick ; Neubauer, S. C. (2009). Biogeochemistry of tidal fresh-water wetlands . Coastal wetlands: an integrated ecosystem approach (535-562) Elsevier Science .
Whigham, Dennis F. ; Verhoeven, Jos T. A. ; Samarkin, Vladimir ; Megonigal, J. Patrick. (2009). Responses of Avicennia germinans (Black Mangrove) and the Soil Microbial Community to Nitrogen Addition in a Hypersaline Wetland . Estuaries and Coasts, 32 (5) , 926-936. http://dx.doi.org/10.1007/s12237-009-9184-6
Ma, S. ; Luther, G. W. ; Keller, J. ; Madison, A. S. ; Metzger, E. ; Emerson, D. ; Megonigal, J. Patrick. (2008). Solid-waste Au/Hg microelectrode for the investigation of Fe and Mn cycling in a freshwater wetland: Implications for methane production . Electroanalysis, 20 , 233-239.
Megonigal, J. Patrick. (2008). Preface: Frontiers in Wetland Biogeochemistry . Archives of Agronomy and Soil Science, 54 (3) , 237-238. http://dx.doi.org/10.1080/03650340802132685
Megonigal, J. Patrick ; Guenther, A. B. (2008). Methane emissions from upland forest soils and vegetation . Tree Physiology, 28 , 491-498.
Carney, K. M. ; Hungate, Bruce A. ; Drake, Bert G. ; Megonigal, J. Patrick. (2007). Altered soil microbial community at elevated CO2 leads to loss of soil carbon . Proceedings of the National Academy of Sciences of the United States of America, 104 , 4990-4995.
Cheng, W. ; Yagi, K. ; Akiyama, H. ; Nishimura, S. ; Sudo, S. ; Fumoto, T. ; Hasegawa, T. ; Hartley, A. E. ; Megonigal, J. Patrick. (2007). Empirical model of soil chemical properties that regulte methane production in Japanese rice paddy soils . Journal of Environmental Quality, 36 , 1920-1925.
Cornell, J. A. ; Craft, C. B. ; Megonigal, J. Patrick. (2007). Ecosystem gas exchange across a created salt marsh chronosequence . Wetlands, 27 (2) , 240-250. http://dx.doi.org/10.1672/0277-5212(2007)27[240:EGEAAC]2.0.CO;2
Erickson, John E. ; Megonigal, J. Patrick ; Peresta, Gary ; Drake, Bert G. (2007). Salinity and sea level mediate elevated CO2 effects on C3–C4 plant interactions and tissue nitrogen in a Chesapeake Bay tidal wetland . Global Change Biology, 13 (1) , 202-215. http://dx.doi.org/10.1111/j.1365-2486.2006.01285.x
Neubauer, S. C. ; Toledo-Durán, G. E. ; Emerson, D. ; Megonigal, J. Patrick. (2007). Returning to their roots: iron-oxidizing bacteria enhance short-term plaque formation in the wetland-plant rhizosphere . Geomicrobiology Journal, 24 (1) , 65-73. http://dx.doi.org/10.1080/01490450601134309
Weiss, Johanna V. ; Rentz, J. A. ; Plaia, T. ; Neubauer, S. C. ; Merrill-Floyd, M. ; Lilburn, T. ; Bradburne, C. ; Megonigal, J. Patrick ; Emerson, D. (2007). Characterization of neutrophilic Fe(II)-oxidizing bacteria isolated from the rhizosphere of wetland plants and description of Ferritrophicum radicicola gen. nov sp nov., and Sideroxydans palludicola sp nov . Geomicrobiology Journal, 24 , 559-570.

Publications

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