• 6290 Citations
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1986 …2019
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Research Output 1986 2019

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Article
2019
2 Citations (Scopus)

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
oceans
synthesis
carbon
open ocean
ocean

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, Jr., R. G., Hofmann, E. E., Da, F., Tian, H. & Yao, Y., Jun 1 2019, In : Journal of Geophysical Research: Oceans. 124, 6, p. 3755-3778 24 p.

Research output: Contribution to journalArticle

Delaware Bay (US)
Chesapeake Bay (US)
Chesapeake Bay
carbon flux
Organic carbon

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., Jan 1 2019, (Accepted/In press) In : Journal of Geophysical Research: Oceans.

Research output: Contribution to journalArticle

coastal plains
estuaries
Springs (water)
Carbonates
Estuaries
1 Citation (Scopus)

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

budgets
oceans
Nitrogen
nitrogen
causes

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

Seidensticker, L. E., Najjar, Jr., 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

net ecosystem production
coastal lagoon
oxygen
estuaries
estuary
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

storm surge
tropical cyclone
hurricane
economic analysis
damage
3 Citations (Scopus)

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

phytoplankton
nutritional status
wet deposition
nitrates
nitrate
18 Citations (Scopus)

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

carbon budget
Estuaries
Wetlands
Carbon
wetland

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

Bannon, P. R. & Najjar, Jr., R. G., Nov 1 2018, In : Journal of Geophysical Research: Oceans. 123, 11, p. 8532-8547 16 p.

Research output: Contribution to journalArticle

heat engines
Heat engines
engines
entropy
engine
6 Citations (Scopus)

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, Jr., 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

agricultural catchment
Watersheds
Climate change
Catchments
Nutrients
19 Citations (Scopus)

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, Jr., R. G. & Novak, M., Feb 1 2018, In : Remote Sensing of Environment. 205, p. 151-165 15 p.

Research output: Contribution to journalArticle

Estuaries
dissolved organic matter
Organic carbon
dissolved organic carbon
Biological materials
2017
25 Citations (Scopus)

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

Ocean
Diagnostics
ocean
Carbon
tracer
10 Citations (Scopus)

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

Ross, A. C., Najjar, Jr., R. G., Li, M., Lee, S. B., Zhang, F. & Liu, W., Oct 1 2017, In : Journal of Geophysical Research: Oceans. 122, 10, p. 8102-8125 24 p.

Research output: Contribution to journalArticle

Delaware Bay (US)
Chesapeake Bay (US)
Chesapeake Bay
Sea level
Tides
9 Citations (Scopus)

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

surface water
Surface waters
Nitrogen
Feedback
nitrogen
7 Citations (Scopus)
atmospheric circulation
sea level pressure
streamflow
salinity
Rossby wave
17 Citations (Scopus)

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, Jr., R. G., Herrmann, M., Bianchi, T. S., Kemp, M., Hutchings, J. A., Crooks, S. & Boutton, T., Dec 1 2017, In : Global Change Biology. 23, 12, p. 5468-5480 13 p.

Research output: Contribution to journalArticle

Wetlands
Organic carbon
Spatial distribution
organic carbon
wetland
2016
11 Citations (Scopus)

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

ocean models
carbon flux
Organic carbon
dissolved organic carbon
integrated approach
3 Citations (Scopus)

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

Atlantic Ocean
atmospheric deposition
nitrogen dioxide
ecosystems
Ecosystems
16 Citations (Scopus)

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

streamflow
Southern Oscillation
climate
Pacific Decadal Oscillation
drought
2015
7 Citations (Scopus)

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

Wetlands
Climate change
wetland
climate change
modeling
42 Citations (Scopus)

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, Jr., 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

Atlantic Ocean
carbon flux
Carbon
dissolved inorganic carbon
Fluxes
11 Citations (Scopus)

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

Wavelet analysis
wavelet analysis
Time series
wavelet
Testing
24 Citations (Scopus)

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, Jr., R. G., Jan 1 2015, In : Journal of Geophysical Research G: Biogeosciences. 120, 6, p. 1046-1068 23 p.

Research output: Contribution to journalArticle

Atlantic Ocean
Nitrogen
nitrogen
ocean
particulate organic nitrogen
2 Citations (Scopus)
oxygen consumption
estuaries
Estuaries
Dissolved oxygen
budgets
45 Citations (Scopus)

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

net ecosystem production
carbon balance
Estuaries
Organic carbon
Ecosystems
23 Citations (Scopus)

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

coastal plains
coastal plain
sea level
estuaries
estuary
2014
1 Citation (Scopus)

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

ocean
energy
salinity
world
sea surface height
11 Citations (Scopus)

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

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

Research output: Contribution to journalArticle

Phytoplankton
Nutrients
coastal water
Biomass
phytoplankton
2013
52 Citations (Scopus)

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

ocean surface
coasts
seasonality
Coastal zones
sea surface
2012
1 Citation (Scopus)

Climate science and the broadcast meteorologist

Nese, J. M., Najjar, Jr., 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

television
climate
global climate
climate modeling
general circulation model
14 Citations (Scopus)

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

biological production
dimethylsulfide
coastal water
modeling
physical models
21 Citations (Scopus)

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

downscaling
climate change
general circulation model
winter
humidity
2011
8 Citations (Scopus)
late glacial
lowlands
Canada
salinity
natural disaster
129 Citations (Scopus)

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

Kim, T. W., Lee, K., Najjar, Jr., 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

Pacific Ocean
Nitrogen
Oceans and Seas
Nitrates
Phosphorus
55 Citations (Scopus)

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, Jr., 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

continental shelf
continental margin
carbon
modeling
nutrient budget
2010
251 Citations (Scopus)

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

Chesapeake Bay
climate change
stream flow
algae
sea level
2009
52 Citations (Scopus)

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

watershed
climate
simulation
twentieth century
temperature
9 Citations (Scopus)

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

energy use
Climate change
Cooling
heating
cooling
2 Citations (Scopus)

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

oceanography
carbon
34 Citations (Scopus)

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

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

Research output: Contribution to journalArticle

digital elevation model
global climate
climate modeling
subsidence
infrastructure
12 Citations (Scopus)

"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

oceanography
meteorology
teaching
weather
climate
2008
83 Citations (Scopus)

Denitrification effects on air-sea CO2 flux in the coastal ocean: Simulations for the northwest North Atlantic

Fennel, K., Wilkin, J., Previdi, M. & Najjar, Jr., R. G., Dec 28 2008, In : Geophysical Research Letters. 35, 24, L24608.

Research output: Contribution to journalArticle

alkalinity
denitrification
oceans
air
ocean
42 Citations (Scopus)

Diel carbon monoxide cycling in the upper Sargasso Sea near Bermuda at the onset of spring and in midsummer

Zafiriou, O. C., Xie, H., Nelson, N. B., Najjar, R. G. & Wang, W., Mar 2008, In : Limnology and Oceanography. 53, 2, p. 835-850 16 p.

Research output: Contribution to journalArticle

Sargasso Sea
Bermuda
carbon monoxide
summer
mixed layer
26 Citations (Scopus)

Dimethylsulfide production in Sargasso Sea eddies

Bailey, K. E., Toole, D. A., Blomquist, B., Najjar, Jr., R. G., Huebert, B., Kieber, D. J., Kiene, R. P., Matrai, P., Westby, G. R. & del Valle, D. A., May 1 2008, In : Deep-Sea Research Part II: Topical Studies in Oceanography. 55, 10-13, p. 1491-1504 14 p.

Research output: Contribution to journalArticle

dimethylsulfide
eddy
mixed layer
dimethylsulfoniopropionate
vertical mixing
35 Citations (Scopus)

Eastern US continental shelf carbon budget: Integrating models, data assimilation, and analysis

Hofmann, E., Druon, J. N., Fennel, K., Friedrichs, M., Haidvogel, D., Lee, C., Mannino, A., McClain, C., Najjar, R., O'Reilly, J., Pollard, D., Previdi, M., Seitzinger, S., Siewert, J., Signorini, S. & Wilkin, J., Mar 1 2008, In : Oceanography. 21, SPL.ISS. 1, p. 86-104 19 p.

Research output: Contribution to journalArticle

carbon budget
data assimilation
continental shelf
data analysis
19 Citations (Scopus)

Factors determining the vertical profile of dimethylsulfide in the Sargasso Sea during summer

Gabric, A. J., Matrai, P. A., Kiene, R. P., Cropp, R., Dacey, J. W. H., DiTullio, G. R., Najjar, R. G., Simó, R., Toole, D. A., delValle, D. A. & Slezak, D., May 1 2008, In : Deep-Sea Research Part II: Topical Studies in Oceanography. 55, 10-13, p. 1505-1518 14 p.

Research output: Contribution to journalArticle

dimethylsulfide
vertical profile
summer
dimethylsulfoniopropionate
vertical mixing
45 Citations (Scopus)

Is there a signal of sea-level rise in Chesapeake Bay salinity?

Hilton, T. W., Najjar, Jr., R. G., Zhong, L. & Li, M., Sep 8 2008, In : Journal of Geophysical Research: Oceans. 113, 9, C09002.

Research output: Contribution to journalArticle

Chesapeake Bay (US)
Chesapeake Bay
Sea level
salinity
sea level
2007
19 Citations (Scopus)

A modeling study of the seasonal oxygen budget of the global ocean

Jin, X., Najjar, R. G., Louanchi, F. & Doney, S. C., May 8 2007, In : Journal of Geophysical Research: Oceans. 112, 5, C05017.

Research output: Contribution to journalArticle

global budgets
global ocean
budgets
oceans
outgassing
12 Citations (Scopus)

Dissolution of calcium carbonate: Observations and model results in the subpolar North Atlantic

Friis, K., Najjar, R. G., Follows, M. J., Dutkiewicz, S., Körtzinger, A. & Johnson, K. M., Jan 1 2007, In : Biogeosciences. 4, 2, p. 205-213 9 p.

Research output: Contribution to journalArticle

calcium carbonate
alkalinity
dissolution
saturation
139 Citations (Scopus)

Impact of circulation on export production, dissolved organic matter, and dissolved oxygen in the ocean: Results from Phase II of the Ocean Carbon-cycle Model Intercomparison Project (OCMIP-2)

Najjar, R. G., Jin, X., Louanchi, F., Aumont, O., Caldeira, K., Doney, S. C., Dutay, J. C., Follows, M., Gruber, N., Joos, F., Lindsay, K., Maier-Reimer, E., Matear, R. J., Matsumoto, K., Monfray, P., Mouchet, A., Orr, J. C., Plattner, G. K., Sarmiento, J. L., Schlitzer, R. & 4 others, Slater, R. D., Weirig, M. F., Yamanaka, Y. & Yool, A., Sep 2007, In : Global Biogeochemical Cycles. 21, 3, GB3007.

Research output: Contribution to journalArticle

Dissolved oxygen
carbon cycle
dissolved organic matter
Biological materials
dissolved oxygen