Recent Submissions

  • Environmental controls, emergent scaling, and predictions of greenhouse gas (GHG) fluxes in coastal salt marshes 

    Abdul-Aziz, Omar I.; Ishtiaq, Khandker S.; Tang, Jianwu; Moseman-Valtierra, Serena M.; Kroeger, Kevin D.; Gonneea, Meagan E.; Mora, Jordan; Morkeski, Kate (John Wiley & Sons, 2018-07-28)
    Coastal salt marshes play an important role in mitigating global warming by removing atmospheric carbon at a high rate. We investigated the environmental controls and emergent scaling of major greenhouse gas (GHG) fluxes ...
  • Deciphering the dynamics of inorganic carbon export from intertidal salt marshes using high-frequency measurements 

    Chu, Sophie N.; Wang, Zhaohui Aleck; Gonneea, Meagan E.; Kroeger, Kevin D.; Ganju, Neil K. (Elsevier, 2018-08-25)
    The lateral export of carbon from coastal marshes via tidal exchange is a key component of the marsh carbon budget and coastal carbon cycles. However, the magnitude of this export has been difficult to accurately quantify ...
  • Uncertainty in United States coastal wetland greenhouse gas inventorying 

    Holmquist, James R.; Windham-Myers, Lisamarie; Bernal, Blanca; Byrd, Kristin B.; Crooks, Stephen; Gonneea, Meagan E.; Herold, Nate; Knox, Sara H.; Kroeger, Kevin D.; McCombs, John; Megonigal, J. Patrick; Lu, Meng; Morris, James T.; Sutton-Grier, Ariana E.; Troxler, Tiffany G. (IOP Science, 2018-11-12)
    Coastal wetlands store carbon dioxide (CO2) and emit CO2 and methane (CH4) making them an important part of greenhouse gas (GHG) inventorying. In the contiguous United States (CONUS), a coastal wetland inventory was recently ...
  • Natural climate solutions for the United States 

    Fargione, Joseph E.; Bassett, Steven; Boucher, Timothy; Bridgham, Scott D.; Conant, Richard T.; Cook-Patton, Susan C.; Ellis, Peter W.; Falcucci, Alessandra; Fourqurean, James W.; Gopalakrishna, Trisha; Gu, Huan; Henderson, Benjamin; Hurteau, Matthew D.; Kroeger, Kevin D.; Kroeger, Timm; Lark, Tyler J.; Leavitt, Sara M.; Lomax, Guy; McDonald, Robert I.; Megonigal, J. Patrick; Miteva, Daniela A.; Richardson, Curtis J.; Sanderman, Jonathan; Shoch, David; Spawn, Seth A.; Veldman, Joseph W.; Williams, Christopher A.; Woodbury, Peter B.; Zganjar, Chris; Baranski, Marci; Elias, Patricia; Houghton, Richard A.; Landis, Emily; McGlynn, Emily; Schlesinger, William H.; Siikamaki, Juha V.; Sutton-Grier, Ariana E.; Griscom, Bronson W. (American Association for the Advancement of Science, 2018-11-14)
    Limiting climate warming to <2°C requires increased mitigation efforts, including land stewardship, whose potential in the United States is poorly understood. We quantified the potential of natural climate solutions (NCS)—21 ...
  • Author Correction : Accuracy and precision of tidal wetland soil carbon mapping in the conterminous United States 

    Holmquist, James R.; Windham-Myers, Lisamarie; Bliss, Norman B.; Crooks, Stephen; Morris, James T.; Megonigal, J. Patrick; Troxler, Tiffany G.; Weller, Donald; Callaway, John; Drexler, Judith; Ferner, Matthew C.; Gonneea, Meagan E.; Kroeger, Kevin D.; Schile-Beers, Lisa; Woo, Isa; Buffington, Kevin; Breithaupt, Joshua; Boyd, Brandon M.; Brown, Lauren N.; Dix, Nicole; Hice, Lyndie; Horton, Benjamin P.; MacDonald, Glen M.; Moyer, Ryan P.; Reay, William; Shaw, Timothy; Smith, Erik; Smoak, Joseph M.; Sommerfield, Christopher K.; Thorne, Karen; Velinsky, David; Watson, Elizabeth; Wilson Grimes, Kristin; Woodrey, Mark (Nature Publishing Group, 2018-10-09)
    This Article corrects an error in Equation 1
  • Accuracy and precision of tidal wetland soil carbon mapping in the conterminous United States 

    Holmquist, James R.; Windham-Myers, Lisamarie; Bliss, Norman B.; Crooks, Stephen; Morris, James T.; Megonigal, J. Patrick; Troxler, Tiffany G.; Weller, Donald; Callaway, John; Drexler, Judith; Ferner, Matthew C.; Gonneea, Meagan E.; Kroeger, Kevin D.; Schile-Beers, Lisa; Woo, Isa; Buffington, Kevin; Breithaupt, Joshua; Boyd, Brandon M.; Brown, Lauren N.; Dix, Nicole; Hice, Lyndie; Horton, Benjamin P.; MacDonald, Glen M.; Moyer, Ryan P.; Reay, William; Shaw, Timothy; Smith, Erik; Smoak, Joseph M.; Sommerfield, Christopher K.; Thorne, Karen; Velinsky, David; Watson, Elizabeth; Wilson Grimes, Kristin; Woodrey, Mark (Nature Publishing Group, 2018-06-21)
    Tidal wetlands produce long-term soil organic carbon (C) stocks. Thus for carbon accounting purposes, we need accurate and precise information on the magnitude and spatial distribution of those stocks. We assembled and ...
  • Carbon budget of tidal wetlands, estuaries, and shelf waters of eastern North America 

    Najjar, Raymond G.; Herrmann, Maria; Alexander, Richard; Boyer, Elizabeth W.; Burdige, David J.; Butman, David; Cai, Wei-Jun; Canuel, Elizabeth A.; Chen, Robert F.; Friedrichs, Marjorie A. M.; Feagin, Russell A.; Griffith, Peter C.; Hinson, Audra L.; Holmquist, James R.; Hu, Xinping; Kemp, William M.; Kroeger, Kevin D.; Mannino, Antonio; McCallister, S. Leigh; McGillis, Wade R.; Mulholland, Margaret R.; Pilskaln, Cynthia H.; Salisbury, Joseph E.; Signorini, Sergio R.; St-Laurent, Pierre; Tian, Hanqin; Tzortziou, Maria; Vlahos, Penny; Wang, Zhaohui Aleck; Zimmerman, Richard C. (John Wiley & Sons, 2018-04-04)
    Carbon cycling in the coastal zone affects global carbon budgets and is critical for understanding the urgent issues of hypoxia, acidification, and tidal wetland loss. However, there are no regional carbon budgets spanning ...
  • The magnitude and origin of groundwater discharge to Eastern U.S. and Gulf of Mexico coastal waters 

    Befus, Kevin Martin; Kroeger, Kevin D.; Smith, Christopher G.; Swarzenski, Peter W. (John Wiley & Sons, 2017-10-28)
    Fresh groundwater discharge to coastal environments contributes to the physical and chemical conditions of coastal waters, but the role of coastal groundwater at regional to continental scales remains poorly defined due ...
  • Observations of nearshore groundwater discharge : Kahekili Beach Park submarine springs, Maui, Hawaii 

    Swarzenski, Peter W.; Dulai, Henrietta; Kroeger, Kevin D.; Smith, Christopher G.; Dimova, Natasha T.; Storlazzi, Curt D.; Prouty, Nancy G.; Gingerich, Stephen B.; Glenn, Craig R. (Elsevier, 2016-01-14)
    The study region encompasses the nearshore, coastal waters off west Maui, Hawaii. Here abundant groundwater—that carries with it a strong land-based fingerprint—discharges into the coastal waters and over a coral reef. ...
  • Restoring tides to reduce methane emissions in impounded wetlands : a new and potent Blue Carbon climate change intervention 

    Kroeger, Kevin D.; Crooks, Stephen; Moseman-Valtierra, Serena M.; Tang, Jianwu (Nature Publishing Group, 2017-09-20)
    Coastal wetlands are sites of rapid carbon (C) sequestration and contain large soil C stocks. Thus, there is increasing interest in those ecosystems as sites for anthropogenic greenhouse gas emission offset projects ...
  • Depth of the vadose zone controls aquifer biogeochemical conditions and extent of anthropogenic nitrogen removal 

    Szymczycha, Beata; Kroeger, Kevin D.; Crusius, John; Bratton, John F. (2017-06)
    We investigated biogeochemical conditions and watershed features controlling the extent of nitrate removal through microbial dinitrogen (N2) production within the surficial glacial aquifer located on the north and south ...
  • Submarine glacial landforms on the Bay of Fundy–northern Gulf of Maine continental shelf 

    Todd, Brian J.; Shaw, John; Valentine, Page C. (2016-11)
    The Bay of Fundy–northern Gulf of Maine region surrounds the southern part of Nova Scotia, encompassing, from west to east, the Bay of Fundy, Grand Manan Basin, German Bank, Browns Bank, Northeast Channel, and northeastern ...
  • Significance of groundwater discharge along the coast of Poland as a source of dissolved metals to the southern Baltic Sea 

    Szymczycha, Beata; Kroeger, Kevin D.; Pempkowiak, Janusz (2016-06)
    Fluxes of dissolved trace metals (Cd, Co, Cr, Cu, Mn, Ni, Pb, and Zn) via groundwater discharge along the southern Baltic Sea have been assessed for the first time. Dissolved metal concentrations in groundwater samples ...
  • Hydrogeologic controls on groundwater discharge and nitrogen loads in a coastal watershed 

    Russoniello, Christopher J.; Konikow, Leonard F.; Kroeger, Kevin D.; Fernandez, Cristina; Andres, A. Scott; Michael, Holly A. (2016-05-02)
    Submarine groundwater discharge (SGD) is a small portion of the global water budget, but a potentially large contributor to coastal nutrient budgets due to high concentrations relative to stream discharge. A numerical ...
  • Sediment transport-based metrics of wetland stability 

    Ganju, Neil K.; Kirwan, Matthew L.; Dickhudt, Patrick J.; Guntenspergen, Glenn R.; Cahoon, Donald R.; Kroeger, Kevin D. (John Wiley & Sons, 2015-10-10)
    Despite the importance of sediment availability on wetland stability, vulnerability assessments seldom consider spatiotemporal variability of sediment transport. Models predict that the maximum rate of sea level rise a ...
  • Molecular signature of organic nitrogen in septic-impacted groundwater 

    Arnold, William A.; Longnecker, Krista; Kroeger, Kevin D.; Kujawinski, Elizabeth B. (2014-08)
    Dissolved inorganic and organic nitrogen levels are elevated in aquatic systems due to anthropogenic activities. Dissolved organic nitrogen (DON) arises from various sources, and its impact could be more clearly constrained ...
  • Distinguishing seawater from geologic brine in saline coastal groundwater using radium-226; an example from the Sabkha of the UAE 

    Kraemer, Thomas F.; Wood, Warren W.; Sanford, Ward E. (Elsevier, 2014-02-06)
    Sabkhat (Salt flats) are common geographic features of low-lying marine coastal areas that develop under hyper-arid climatic conditions. They are characterized by the presence of highly concentrated saline solutions and ...
  • Resuspension by fish facilitates the transport and redistribution of coastal sediments 

    Katz, Timor; Yahel, Gitai; Reidenbach, Matt; Tunnicliffe, Verena; Herut, Barak; Crusius, John; Whitney, Frank; Snelgrove, Paul V. R.; Lazar, Boaz (Association for the Sciences of Limnology and Oceanography, 2012-07)
    Oxygen availability restricts groundfish to the oxygenated, shallow margins of Saanich Inlet, an intermittently anoxic fjord in British Columbia, Canada. New and previously reported 210Pb measurements in sediment cores ...
  • Semidiurnal temperature changes caused by tidal front movements in the warm season in seabed habitats on the Georges Bank northern margin and their ecological implications 

    Guida, Vincent G.; Valentine, Page C.; Gallea, Leslie B. (Public Library of Science, 2013-02-06)
    Georges Bank is a large, shallow feature separating the Gulf of Maine from the Atlantic Ocean. Previous studies demonstrated a strong tidal-mixing front during the warm season on the northern bank margin between thermally ...
  • Historical influence of soil and water management on sediment and carbon budgets in the United States 

    Sundquist, Eric T.; Ackerman, Katherine V.; Stallard, Robert F.; Bliss, Norman B. (Elsevier B.V., 2011-03-26)
    The documented history of US soil and water management provides a unique opportunity to examine soil and sediment C storage under conditions of changing management practices. Historical acceleration of erosion due to ...

View more