• 6669 Citations
  • 35 h-Index
1986 …2020

Research output per year

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Research Output

2020

Alkalinity in Tidal Tributaries of the Chesapeake Bay

Najjar, R. G., Herrmann, M., Cintrón Del Valle, S. M., Friedman, J. R., Friedrichs, M. A. M., Harris, L. A., Shadwick, E. H., Stets, E. G. & Woodland, R. J., Jan 1 2020, In : Journal of Geophysical Research: Oceans. 125, 1, e2019JC015597.

Research output: Contribution to journalArticle

Carbon Deposition and Burial in Estuarine Sediments of the Contiguous United States

Hutchings, J. A., Bianchi, T. S., Najjar, R. G., Herrmann, M., Kemp, W. M., Hinson, A. L. & Feagin, R. A., Feb 1 2020, In : Global Biogeochemical Cycles. 34, 2, e2019GB006376.

Research output: Contribution to journalArticle

Seasonal Variability of the CO2 System in a Large Coastal Plain Estuary

Friedman, J. R., Shadwick, E. H., Friedrichs, M. A. M., Najjar, R. G., De Meo, O. A., Da, F. & Smith, J. L., Jan 1 2020, In : Journal of Geophysical Research: Oceans. 125, 1, e2019JC015609.

Research output: Contribution to journalArticle

Open Access

Tidal Wetland Gross Primary Production Across the Continental United States, 2000–2019

Feagin, R. A., Forbrich, I., Huff, T. P., Barr, J. G., Ruiz-Plancarte, J., Fuentes, J. D., Najjar, R. G., Vargas, R., Vázquez-Lule, A., Windham-Myers, L., Kroeger, K. D., Ward, E. J., Moore, G. W., Leclerc, M., Krauss, K. W., Stagg, C. L., Alber, M., Knox, S. H., Schäfer, K. V. R., Bianchi, T. S. & 9 others, Hutchings, J. A., Nahrawi, H., Noormets, A., Mitra, B., Jaimes, A., Hinson, A. L., Bergamaschi, B., King, J. S. & Miao, G., Feb 1 2020, In : Global Biogeochemical Cycles. 34, 2, e2019GB006349.

Research output: Contribution to journalArticle

2019

Carbon cycling in the North American coastal ocean: A synthesis

Fennel, K., Alin, S., Barbero, L., Evans, W., Bourgeois, T., Cooley, S., Dunne, J., Feely, R. A., Martin Hernandez-Ayon, J., Hu, X., Lohrenz, S., Muller-Karger, F., Najjar, R., Robbins, L., Shadwick, E., Siedlecki, S., Steiner, N., Sutton, A., Turk, D., Vlahos, P. & 1 others, Aleck Wang, Z., Mar 27 2019, In : Biogeosciences. 16, 6, p. 1281-1304 24 p.

Research output: Contribution to journalArticle

Open Access
6 Scopus citations

Estuarine Dissolved Organic Carbon Flux From Space: With Application to Chesapeake and Delaware Bays

Signorini, S. R., Mannino, A., Friedrichs, M. A. M., St-Laurent, P., Wilkin, J., Tabatabai, A., Najjar, R. G., Hofmann, E. E., Da, F., Tian, H. & Yao, Y., Jun 2019, In : Journal of Geophysical Research: Oceans. 124, 6, p. 3755-3778 24 p.

Research output: Contribution to journalArticle

1 Scopus citations

Evaluation of methods for selecting climate models to simulate future hydrological change

Ross, A. C. & Najjar, R. G., Dec 1 2019, In : Climatic Change. 157, 3-4, p. 407-428 22 p.

Research output: Contribution to journalArticle

High-Frequency CO2 System Variability Over the Winter-to-Spring Transition in a Coastal Plain Estuary

Shadwick, E. H., Friedrichs, M. A. M., Najjar, R. G., De Meo, O. A., Friedman, J. R., Da, F. & Reay, W. G., Nov 1 2019, In : Journal of Geophysical Research: Oceans. 124, 11, p. 7626-7642 17 p.

Research output: Contribution to journalArticle

2 Scopus citations

Large Projected Decline in Dissolved Oxygen in a Eutrophic Estuary Due to Climate Change

Ni, W., Li, M., Ross, A. C. & Najjar, R. G., Nov 1 2019, In : Journal of Geophysical Research: Oceans. 124, 11, p. 8271-8289 19 p.

Research output: Contribution to journalArticle

2 Scopus citations

Ocean Circulation Causes Strong Variability in the Mid-Atlantic Bight Nitrogen Budget

Friedrichs, M. A. M., St-Laurent, P., Xiao, Y., Hofmann, E., Hyde, K., Mannino, A., Najjar, R. G., Narváez, D. A., Signorini, S. R., Tian, H., Wilkin, J., Yao, Y. & Xue, J., Jan 2019, In : Journal of Geophysical Research: Oceans. 124, 1, p. 113-134 22 p.

Research output: Contribution to journalArticle

2 Scopus citations

Seasonal and Interannual Variability in Net Ecosystem Production of a Subtropical Coastal Lagoon Inferred from Monthly Oxygen Surveys

Seidensticker, L. E., Najjar, R. G., Herrmann, M., Boyer, J. N., Briceño, H. O., Kemp, W. M. & Tomaso, D. J., Mar 15 2019, In : Estuaries and Coasts. 42, 2, p. 455-469 15 p.

Research output: Contribution to journalArticle

2018

A fiscally based scale for tropical cyclone storm surge

Walker, A. M., Titley, D. W., Mann, M. E., Najjar, R. G. & Miller, S. K., Dec 1 2018, In : Weather and Forecasting. 33, 6, p. 1709-1723 15 p.

Research output: Contribution to journalArticle

1 Scopus citations

Assessing Phytoplankton Nutritional Status and Potential Impact of Wet Deposition in Seasonally Oligotrophic Waters of the Mid-Atlantic Bight

Sedwick, P. N., Bernhardt, P. W., Mulholland, M. R., Najjar, R. G., Blumen, L. M., Sohst, B. M., Sookhdeo, C. & Widner, B., Apr 16 2018, In : Geophysical Research Letters. 45, 7, p. 3203-3211 9 p.

Research output: Contribution to journalArticle

4 Scopus citations

Carbon Budget of Tidal Wetlands, Estuaries, and Shelf Waters of Eastern North America

Najjar, R. G., Herrmann, M., Alexander, R., Boyer, E. W., Burdige, D. J., Butman, D., Cai, W. J., Canuel, E. A., Chen, R. F., Friedrichs, M. A. M., Feagin, R. A., Griffith, P. C., Hinson, A. L., Holmquist, J. R., Hu, X., Kemp, W. M., Kroeger, K. D., Mannino, A., McCallister, S. L., McGillis, W. R. & 10 others, Mulholland, M. R., Pilskaln, C. H., Salisbury, J., Signorini, S. R., St-Laurent, P., Tian, H., Tzortziou, M., Vlahos, P., Wang, Z. A. & Zimmerman, R. C., Mar 2018, In : Global Biogeochemical Cycles. 32, 3, p. 389-416 28 p.

Research output: Contribution to journalArticle

34 Scopus citations

Heat-Engine and Entropy-Production Analyses of the World Ocean

Bannon, P. R. & Najjar, R. G., Nov 2018, In : Journal of Geophysical Research: Oceans. 123, 11, p. 8532-8547 16 p.

Research output: Contribution to journalArticle

1 Scopus citations

Impact of climate change and climate anomalies on hydrologic and biogeochemical processes in an agricultural catchment of the Chesapeake Bay watershed, USA

Wagena, M. B., Collick, A. S., Ross, A. C., Najjar, R. G., Rau, B., Sommerlot, A. R., Fuka, D. R., Kleinman, P. J. A. & Easton, Z. M., Oct 1 2018, In : Science of the Total Environment. 637-638, p. 1443-1454 12 p.

Research output: Contribution to journalArticle

16 Scopus citations

Remote sensing retrievals of colored dissolved organic matter and dissolved organic carbon dynamics in North American estuaries and their margins

Cao, F., Tzortziou, M., Hu, C., Mannino, A., Fichot, C. G., Del Vecchio, R., Najjar, R. G. & Novak, M., Feb 2018, In : Remote Sensing of Environment. 205, p. 151-165 15 p.

Research output: Contribution to journalArticle

27 Scopus citations
2017

Biogeochemical protocols and diagnostics for the CMIP6 Ocean Model Intercomparison Project (OMIP)

Orr, J. C., Najjar, R. G., Aumont, O., Bopp, L., Bullister, J. L., Danabasoglu, G., Doney, S. C., Dunne, J. P., Dutay, J. C., Graven, H., Griffies, S. M., John, J. G., Joos, F., Levin, I., Lindsay, K., Matear, R. J., McKinley, G. A., Mouchet, A., Oschlies, A., Romanou, A. & 4 others, Schlitzer, R., Tagliabue, A., Tanhua, T. & Yool, A., Jun 9 2017, In : Geoscientific Model Development. 10, 6, p. 2169-2199 31 p.

Research output: Contribution to journalArticle

36 Scopus citations

Fingerprints of Sea Level Rise on Changing Tides in the Chesapeake and Delaware Bays

Ross, A. C., Najjar, R. G., Li, M., Lee, S. B., Zhang, F. & Liu, W., Oct 2017, In : Journal of Geophysical Research: Oceans. 122, 10, p. 8102-8125 24 p.

Research output: Contribution to journalArticle

17 Scopus citations

Impacts of Atmospheric Nitrogen Deposition on Surface Waters of the Western North Atlantic Mitigated by Multiple Feedbacks

St-Laurent, P., Friedrichs, M. A. M., Najjar, R. G., Martins, D. K., Herrmann, M., Miller, S. K. & Wilkin, J., Nov 2017, In : Journal of Geophysical Research: Oceans. 122, 11, p. 8406-8426 21 p.

Research output: Contribution to journalArticle

13 Scopus citations
8 Scopus citations

The spatial distribution of soil organic carbon in tidal wetland soils of the continental United States

Hinson, A. L., Feagin, R. A., Eriksson, M., Najjar, R. G., Herrmann, M., Bianchi, T. S., Kemp, M., Hutchings, J. A., Crooks, S. & Boutton, T., Dec 2017, In : Global Change Biology. 23, 12, p. 5468-5480 13 p.

Research output: Contribution to journalArticle

25 Scopus citations
2016

A perspective on needed research, modeling, and management approaches that can enhance Great Lakes fisheries management under changing ecosystem conditions

DeVanna Fussell, K. M., Smith, R. E. H., Fraker, M. E., Boegman, L., Frank, K. T., Miller, T. J., Tyson, J. T., Arend, K. K., Boisclair, D., Guildford, S. J., Hecky, R. E., Hӧӧk, T. O., Jensen, O. P., Llopiz, J. K., May, C. J., Najjar, R. G., Rudstam, L. G., Taggart, C. T., Rao, Y. R. & Ludsin, S. A., Aug 1 2016, In : Journal of Great Lakes Research. 42, 4, p. 743-752 10 p.

Research output: Contribution to journalComment/debate

7 Scopus citations

Dissolved organic carbon fluxes in the Middle Atlantic Bight: An integrated approach based on satellite data and ocean model products

Mannino, A., Signorini, S. R., Novak, M. G., Wilkin, J., Friedrichs, M. A. M. & Najjar, R. G., Feb 2016, In : Journal of Geophysical Research: Biogeosciences. 121, 2, p. 312-336 25 p.

Research output: Contribution to journalArticle

12 Scopus citations

Spatial and temporal variability of ground and satellite column measurements of NO2 and O3 over the atlantic ocean during the deposition of atmospheric nitrogen to coastal ecosystems experiment

Martins, D. K., Najjar, R. G., Tzortziou, M., Abuhassan, N., Thompson, A. M. & Kollonige, D. E., Dec 16 2016, In : Journal of Geophysical Research. 121, 23, p. 14,175-14,187

Research output: Contribution to journalArticle

5 Scopus citations

The influence of climate modes on streamflow in the Mid-Atlantic region of the United States

Schulte, J. A., Najjar, Jr., R. G. & Li, M., Mar 1 2016, In : Journal of Hydrology: Regional Studies. 5, p. 80-99 20 p.

Research output: Contribution to journalArticle

20 Scopus citations
2015

A coupled surface-subsurface modeling framework to assess the impact of climate change on freshwater wetlands

Yu, X., Bhatt, G., Duffy, C. J., Wardrop, D. H., Najjar, R. G., Ross, A. C. & Rydzik, M., Jan 1 2015, In : Climate Research. 66, 3, p. 211-228 18 p.

Research output: Contribution to journalArticle

8 Scopus citations

Anthropogenic and climatic influences on carbon fluxes from eastern North America to the Atlantic Ocean: A process-based modeling study

Tian, H., Yang, Q., Najjar, R. G., Ren, W., Friedrichs, M. A. M., Hopkinson, C. S. & Pan, S., Apr 1 2015, In : Journal of Geophysical Research: Biogeosciences. 120, 4, p. 752-772 21 p.

Research output: Contribution to journalArticle

47 Scopus citations

Geometric and topological approaches to significance testing in wavelet analysis

Schulte, J. A., Duffy, C. & Najjar, R. G., Mar 10 2015, In : Nonlinear Processes in Geophysics. 22, 2, p. 139-156 18 p.

Research output: Contribution to journalArticle

13 Scopus citations

Increased nitrogen export from eastern North America to the Atlantic Ocean due to climatic and anthropogenic changes during 1901-2008

Yang, Q., Tian, H., Friedrichs, M. A. M., Hopkinson, C. S., Lu, C. & Najjar, R. G., Jan 1 2015, In : Journal of Geophysical Research G: Biogeosciences. 120, 6, p. 1046-1068 23 p.

Research output: Contribution to journalArticle

28 Scopus citations
2 Scopus citations

Net ecosystem production and organic carbon balance of U.S. East Coast estuaries: A synthesis approach

Herrmann, M., Najjar, R. G., Kemp, W. M., Alexander, R. B., Boyer, E. W., Cai, W. J., Griffith, P. C., Kroeger, K. D., McCallister, S. L. & Smith, R. A., Jan 2015, In : Global Biogeochemical Cycles. 29, 1, p. 96-111 16 p.

Research output: Contribution to journalArticle

51 Scopus citations

Sea-level rise and other influences on decadal-scale salinity variability in a coastal plain estuary

Ross, A. C., Najjar, R. G., Li, M., Mann, M. E., Ford, S. E. & Katz, B., May 5 2015, In : Estuarine, Coastal and Shelf Science. 157, p. 79-92 14 p.

Research output: Contribution to journalArticle

25 Scopus citations
2014

Available energy of the world ocean

Bannon, P. R. & Najjar, R. G., Jun 27 2014, In : Journal of Marine Research. 72, 4, p. 219-242 24 p.

Research output: Contribution to journalArticle

1 Scopus citations

Influence of precipitation events on phytoplankton biomass in coastal waters of the eastern United States

Kim, T. W., Najjar, R. G. & Lee, K., Jan 2014, In : Global Biogeochemical Cycles. 28, 1, p. 1-13 13 p.

Research output: Contribution to journalArticle

11 Scopus citations

Understanding coastal carbon cycling by linking top-down and bottom-up approaches

Barr, J. G., Troxler, T. G. & Najjar, R. G., Sep 2 2014, In : Eos. 95, 35, 1 p.

Research output: Contribution to journalReview article

2013

Surface ocean pCO2 seasonality and sea-air CO2 flux estimates for the North American east coast

Signorini, S. R., Mannino, A., Najjar, R. G., Friedrichs, M. A. M., Cai, W. J., Salisbury, J., Wang, Z. A., Thomas, H. & Shadwick, E., Oct 2013, In : Journal of Geophysical Research: Oceans. 118, 10, p. 5439-5460 22 p.

Research output: Contribution to journalArticle

53 Scopus citations
2012

Climate science and the broadcast meteorologist

Nese, J. M., Najjar, R. G. & Murgo, J. G., Dec 1 2012, In : Bulletin of the American Meteorological Society. 93, 12, p. 1913-1916 4 p.

Research output: Contribution to journalArticle

1 Scopus citations

Diagnostic modeling of dimethylsulfide production in coastal water west of the Antarctic Peninsula

Herrmann, M., Najjar, R. G., Neeley, A. R., Vila-Costa, M., Dacey, J. W. H., DiTullio, G. R., Kieber, D. J., Kiene, R. P., Matrai, P. A., Simó, R. & Vernet, M., Jan 1 2012, In : Continental Shelf Research. 32, p. 96-109 14 p.

Research output: Contribution to journalArticle

15 Scopus citations

Probabilistic projections of anthropogenic climate change impacts on precipitation for the mid-Atlantic region of the United States

Ning, L., Mann, M. E., Crane, R., Wagener, T., Najjar, R. G. & Singh, R., Aug 1 2012, In : Journal of Climate. 25, 15, p. 5273-5291 19 p.

Research output: Contribution to journalArticle

22 Scopus citations
2011
8 Scopus citations

Increasing N abundance in the northwestern pacific ocean due to atmospheric nitrogen deposition

Kim, T. W., Lee, K., Najjar, R. G., Jeong, H. D. & Jeong, H. J., Oct 28 2011, In : Science. 334, 6055, p. 505-509 5 p.

Research output: Contribution to journalArticle

142 Scopus citations

Modeling the dynamics of continental shelf carbon

Hofmann, E. E., Cahill, B., Fennel, K., Friedrichs, M. A. M., Hyde, K., Lee, C., Mannino, A., Najjar, R. G., O'Reilly, J. E., Wilkin, J. & Xue, J., Dec 1 2011, In : Annual Review of Marine Science. 3, p. 93-122 30 p.

Research output: Contribution to journalArticle

58 Scopus citations

Potential impacts of sea-level rise on the Atlantic and the gulf of Mexico Coast of the United States

Wu, S. Y. & Najjar, R., Dec 1 2011, Sea Level Rise, Coastal Engineering, Shorelines and Tides. Nova Science Publishers, Inc., p. 123-137 15 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

2010

Potential climate-change impacts on the Chesapeake Bay

Najjar, R. G., Pyke, C. R., Adams, M. B., Breitburg, D., Hershner, C., Kemp, M., Howarth, R., Mulholland, M. R., Paolisso, M., Secor, D., Sellner, K., Wardrop, D. & Wood, R., Jan 1 2010, In : Estuarine, Coastal and Shelf Science. 86, 1, p. 1-20 20 p.

Research output: Contribution to journalArticle

279 Scopus citations
2009

Climate simulations of major estuarine watersheds in the Mid-Atlantic region of the US

Najjar, R., Patterson, L. & Graham, S., Jul 1 2009, In : Climatic Change. 95, 1-2, p. 139-168 30 p.

Research output: Contribution to journalArticle

56 Scopus citations

Household heating and cooling energy use in the northeast usa: Comparing the effects of climate change with those of purposive behaviors

Shorr, N., Najjar, R. G., Amato, A. & Graham, S., Jun 18 2009, In : Climate Research. 39, 1, p. 19-30 12 p.

Research output: Contribution to journalArticle

9 Scopus citations

Oceanography: The dark side of marine carbon

Najjar, Jr., R. G., Sep 1 2009, In : Nature Geoscience. 2, 9, p. 603-604 2 p.

Research output: Contribution to journalArticle

2 Scopus citations

Potential impacts of sea-level rise on the Mid- and Upper-Atlantic Region of the United States

Wu, S. Y., Najjar, R. & Siewert, J., Jul 1 2009, In : Climatic Change. 95, 1-2, p. 121-138 18 p.

Research output: Contribution to journalArticle

38 Scopus citations

"Weather in a tank": Exploiting laboratory experiments in the teaching of meteorology, oceanography, and climate

Illari, L., Marshall, J., Bannon, P., Botella, J., Clark, R., Haine, T., Kumar, A., Lee, S., Mackin, K. J., Mckinley, G. A., Morgan, M., Najjar, R., Sikora, T. & Tandon, A., Dec 1 2009, In : Bulletin of the American Meteorological Society. 90, 11, p. 1619-1632 14 p.

Research output: Contribution to journalArticle

12 Scopus citations