Bibliography

Project Activities: Geologic Framework | Land Use | Climate Variability | Remote Sensing

(NOTE: Some publications may be listed under more than one task or activity.)

Geologic Framework

Ator, S.W., Denver, J.M., Krantz, D.E., Newell, W.L. and Martucci, S.K. 2003. A surficial hydrogeologic framework for the mid-Atlantic Coastal Plain, U. S. Geological Survey Professional Paper 1680, 1-83.

Bricker, O.P., Newell, W.L. and Simon, N.N. 2003. Bog Iron Formation in the Nassawango Watershed, Maryland, U.S. Geological Survey Open-File Report 03-346.

Clark, I., Larsen, C.E. and McRae, M. 2002. Historic Bluff Retreat and Stabilization at Flag Harbor, Chesapeake Beach, Maryland. U.S. Geological Survey Open-File Report 02-331.

Herzog, M., Larsen, C.E. and McRae, M. 2002. Slope Evolution at the Calvert Cliffs, Maryland-Measuring the Change from Eroding Bluffs to Stable Slopes. U.S. Geological Survey Open-File Report 02-332.

Larsen, C.E. and Clark, I. 2003. So You Want to Stop Bluff Erosion? You'd Better Plan Ahead. U.S. Geological Survey Open-File Report 03-243.

Newell, W.L., Bricker, O.P., Weimer, L.M. and Willard, D.A. 1999. Systems approach to Holocene sediment and nutrient cycling in Chesapeake estuaries, Annual Meeting - New England Intercollegiate Geological Conference, Guidebook, In: Abstracts from the NEIGC symposium on surficial mapping, v. 91, p. 369.

Newell, W.L. and Queen, D.E. 2000. Hoverprobe 2000, a new tool for drilling in modern depositional environments, Drill Bits, v. 81, n. 2, 4 pp.

Newell, W.L., Bricker, O.P., and Robertson, M.S., 2005. Geologic map of the Colonial Beach South 7.5’ Quadrangle, Virginia. U.S. Geological Survey Open-File Report 2005-1025.

Newell, W.L., Clark, I., and Bricker, O., 2004. Distribution of Holocene sediment in Chesapeake Bay as interpreted from submarine geomorphology of the submerged landforms, selected core holes, bridge borings, and seismic profiles. U.S. Geological Survey Open-File Report 2004-1235.

Newell, W.L. and Clark, I., 2008. Geomorphic map of Worcester County, Maryland, interpreted from a LIDAR-based, digital elevation model. U.S. Geological Survey Open-File Report 2008-1005.

Queen, D.E. and Newell, W.L. 2000. Achieving high rates of core recovery in unconsolidated sediments, Drill Bits, v. 18, n. 1, p. 19-22.

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Land Use

Baucom, P.C., Colman, S.M. and Bratton, J.F. 1999. Biogenic silica trends in Chesapeake Bay, EOS Transactions, AGU Fall Meeting Supplement, v. 80, p. F46.

Baucom, P.C., Bratton, J.F., Colman, S.M., Moore, J.M., King, J., Heil, C. and Seal, II, R. 2001. Selected data for sediment cores collected in Chesapeake Bay in 1996 and 1998, U.S. Geological Survey Open-File Report 01-194.

Bratton, J.F., Colman, S.M. and Seal, R.R.I. 2003. Eutrophication and carbon sources in Chesapeake Bay over the last 2700 yr: human impacts in context. Geochimica et Cosmochimica Acta, v. 67, no. 18, 3385-3402.

Bratton, J.F., Colman, S.M., Seal, II, R.R. and Murray, R.W. 1998. Anoxia history in Chesapeake Bay based on nitrogen isotopes and redox-sensitive metals, EOS Transactions, AGU Fall Meeting Supplement, v. 79, n. 4, p. F496.

Bratton, J.F., Colman, S.M. and Ravizza, G. 1999. Sedimentary rhenium enrichment and hypoxia in Chesapeake Bay, Geological Society of America, Annual Meeting, Abstracts with Programs, v. 31, n. 7, Denver, Colorado.

Bratton, J.F., Colman, S.M., Thieler, E.R., Seal, R.R.,II., and Baucom, P.C. 2000. Geochemical evidence of a rapid sea-level rise event in Chesapeake Bay at 7.6 ka, EOS Transactions, AGU Fall Meeting Supplement, v. 81, p. F618.

Colman, S.M. and Bratton, J.F. 2003. Anthropogenically induced changes in sediment and biogenic silica fluxes in Chesapeake Bay. Geology, v. 31, no. 1, 71-74

Cronin, T.M. and Grinbaum, D. 1996. Ecosystem trends and response: Chesapeake Bay. U.S. Geological Survey Fact Sheet 96-213.

Cronin, T.M. 1997. Climate Control, Chesapeake Bay Journal, p. 1, 4-7.

Cronin, T.M., Willard, D.A., Holmes, C.W. and Kerhin, R. 1997. Climate change and its impact on Chesapeake Bay. EOS Transactions, AGU Fall Meeting Supplement, p. S145.

Cronin, T.M., Willard, D.A., Kerhin, R. and Ishman, S. 1998. Historical anthropogenic induced changes in bottom water salinity and dissolved oxygen in the mesohaline portion of Chesapeake Bay. Ecological Society of America Annual Meeting (Baltimore).

Cronin, T.M., Willard, D.A, Kerhin, R.T. Karlsen, A., Holmes, C., McGeehin, J. 1998. Climatic and anthropogenic influences on Chesapeake Bay ecosystem over the last millennium. Abstracts, 6th International Conference on Paleoceanography.

Cronin, T.M., Colman, S., Willard, D.A., Kerhin, R., Holmes, C., Karlsen, Dwyer, G., Bratton, J. and Ishman, S. 1999. Research Examines Chesapeake Bay Sedimentary Record of Holocene Climatic Variability and Human Ecosystem Disturbance, EOS, AGU Transactions, v. 80, no. 17, p. 237, 240-241.

Cronin, T.M., Dwyer, G.S., Baker, P.A., and Dowsett, H.J. 1999. Application of shell chemistry of the ostracode Loxoconcha to climatic and environmental variability along eastern United States, EOS Transactions, AGU Fall Meeting Supplement, v. 80, no. 17, p. S176.

Cronin, T., Willard, D., Karlsen, A., Ishman, S., Verardo, S., McGeehin, J., Kerhin, R., Holmes, C., Colman, S. and Zimmerman, A. 2000. Climatic variability in the eastern United States over the past millennium from Chesapeake Bay sediments. Geology, v. 28, n. 1, p. 3-6.

Cronin, T.M., Phillips, S.W., Willard, D.A. 2000. Effects of climate variability and human activities on Chesapeake Bay and the implications for ecosystem restoration. U.S. Geological Survey Fact Sheet FS-116-00.

Cronin, T.M., Verardo, S., Willard, D.A, and Weimer, L.M. 2000. The impact of sustained drought on Chesapeake Bay, EOS Transactions, AGU Fall Meeting Supplement, v. 81, n. 19, p. S193.

Cronin, T.M., Dwyer, G.S., Hill, J., Willard, D.A., Holmes, C.W., and Dowsett, H.J. 2000. Decadal climate variability in the Chesapeake Bay sedimentary record for the past two centuries, EOS Transactions, AGU Fall Meeting Supplement, v. 91, n. 18, p. S86.

Cronin, T.M. and Willard, D.A. 2001. Climatic and anthropogenic influences on Chesapeake Bay: Implications of long-term trends for management and restoration, American Society of Limnology and Oceanography Spring meeting.

Cronin, T.M., Dwyer, G.S., Thunell, R.C., Dowsett, H.J., Tappa, E. and Vann C.D. 2001. Medieval Warm Period, Little Ice Age, and 20th Century Climate Variability From Chesapeake Bay. EOS Transactions, AGU Fall Meeting Supplement.

Cronin, T.M. 2003. Paleoclimate Records from Estuaries. Estuarine Research Federation Meeting, Seattle, Washington.

Cronin, T.M. and Vann, C.D. 2003. The sedimentary record of climatic and anthropogenic influence on the Patuxent Estuary and Chesapeake Bay ecosystems. Estuaries, v. 26, n. 2A, p. 196-209.

Cronin, T.M., ed., 2004, Pocomoke Sound sedimentary and ecosystem history. U.S. Geological Survey Open-File Report 2004-1350

Cronin, T.M., Kamiya, T., Dwyer, G.S., Belkin, H., Vann, C.D., Schwede, S., and Wagner, R., 2005. Ecology and shell chemistry of Loxoconcha matagordensis. Palaeogeography, Palaeoclimatology, Palaeoecology 225, p. 14-67.

Danielopol, D.L., Ito, E. Wansard, G., Kamiya, T., Cronin, T.M. Baltanas, A. 2002. Techniques for Collection and Study. In, Holmes, J.A. and Chivas, A.R. (eds.), Applications of the Ostracoda to Quaternary Research. AGU Monograph 131, p. 65-97.

Dwyer, G.S., Cronin, T.M. and Baker, P.A. 2002. Trace elements in ostracodes. In Holmes, J.A. and Chivas, A.R. (eds.), Applications of the Ostracoda to Quaternary Research. AGU Monograph 131, p. 205-225.

Holmes, C.W. and Marot, M., 2004. Sediment and chemical flux history of Pocomoke Sound as defined by short lived isotopic analyses. In Cronin, TM., ed., Pocomoke Sound Sedimentary and Ecosystem History. U.S. Geological Survey Open-File Report OFR-2004-1350, Chapter 2.

Karlsen, A.W., Cronin, T.M., Ishman, S.E., Willard, D.A., Holmes, C.W., Marot, M. and Kerhin, R.T. 2000. Historical trends in Chesapeake Bay dissolved oxygen based on benthic Foraminifera from sediment cores. Estuaries, v. 23, n. 4, 488-508.

Mercer, J.L., Zhao, M. and Colman, S.M. 1999. Alkenone evidence of sudden changes in Chesapeake Bay conditions ca. 300 years ago, EOS Supplement, Transactions, AGU 1999 Spring Meeting, v. 80, n. 17, p. S185.

Mercer, J.L., Zhao, M., and Colman, S.M., 2000, Linear relationship between UK37 values and temperature in the chesapeake Bay water column, EOS Transactions, AGU Fall Meeting Supplement, v. 81, p. F705.

Saenger, C., Cronin, T. M., Willard, D., Halka, J., Kerhin, R. 2008, Increased terrestrial to ocean sediment fluxes in the northern Chesapeake Bay with twentieth century land alteration. Estuaries and Coasts, v. 31, p. 492-500.

Simon, N.S., Bricker, O.P., Newell, W., McCoy, J., and Morawe, R., 2005. The distribution of phosphorus in Popes Creek, VA and in the Pocomoke River, MD: two watershed with different land management practices in the Chesapeake Bay basin. Water, Air, and Soil Pollution 164: 189-204.

Willard, D.A., Verardo, S., Cronin, T.M., and Korejwo, D.A. 2000. Impacts of climate and land-use changes on Chesapeake Bay and its watershed, EOS Transactions, AGU Fall Meeting Supplement, v. 81, n. 19, p. S185.

Willard, D.A., Cronin, T.M., and Verardo, S. 2003. Late Holocene climate and ecosystem history from Chesapeake Bay sediment cores, USA. The Holocene, v. 13, p. 201-214.

Willard, D. W. and T. M. Cronin. 2007. Paleoecology and ecosystem restoration: case studies from Chesapeake Bay and the Florida Everglades. Frontiers in Ecology and the Environment. v. 5, no. 9, p. 491-498.

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Climate Variability

Alber, M., Cronin, T., Giblin, A., Howarth, B., Jay, D., Justic, D., Kimmerer, W., Knowles, N., Montagna, P., Najjar, R., Peterson, B., Scavia, D. and Walker, H. In press. Effects of climate-induced changes of freshwater inflow on estuaries: report of the ERF Biocomplexity working group. Estuaries.

Baucom, P.C., and Colman, S.M. 1999. A continuous Holocene transgressive sequence recorded in an 8-m core from northern Chesapeake Bay, Geological Society of America, Annual Meeting, Abstracts with Programs, v. 31, n. 7, Denver, Colorado.

Baucom, P.C., Colman, S.M. and Bratton, J.F. 1999. Biogenic silica trends in Chesapeake Bay, EOS Transactions, AGU Fall Meeting Supplement, v. 80, p. F46.

Baucom, P.C., Bratton, J.F., Colman, S.M., Fridell, J. and Rochon, A. 2000. Sedimentology and core descriptions, Marion-Dufresne cores MD99-2204 through 2209, U.S. Geological Survey Report 00-306, p. 49-71.

Baucom, P.C., Bratton, J.F., Colman, S.M., Moore, J.M., King, J., Heil, C. and Seal, R., II, 2001. Selected data for sediment cores collected in Chesapeake Bay in 1996 and 1998, U.S. Geological Survey Open-File Report 01-194.

Bratton, J.F., Colman, S.M. and Ravizza, G. 1999. Sedimentary rhenium enrichment and hypoxia in Chesapeake Bay, Geological Society of America, Annual Meeting, Abstracts with Programs, v. 31, n. 7, Denver, Colorado.

Bratton, J.F., Colman, S.M., Baucom, P.C. and Seal, R.R., II. 2000. Trace metals, stable isotopes, and biogenic silica from a core collected at Marion-Dufresne site MD99-2209, Chesapeake Bay, U.S. Geological Survey Open-File Report 00-306, p. 102-111.

Bratton, J.F., Colman, S.M., Thieler, E.R. and Seal, R.R.I. 2003. Birth of the modern Chesapeake Bay estuary 7.4 to 8.2 ka and implications for global sea-level rise. Geo-Marine Letters, v. 22, 188-197.

Bratton, J.F., Colman, S.M., Thieler, E.R., Seal, R.R.,II., and Baucom, P.C. 2000. Geochemical evidence of a rapid sea-level rise event in Chesapeake Bay at 7.6 ka, EOS Transactions, AGU Fall Meeting Supplement, v. 81, p. F618.

Cann, J. and T. M. Cronin. 2004. An association of benthic foraminifera and gypsum in Holocene sediments of estuarine Chesapeake Bay, U.S.A. The Holocene, v. 14, no. 4, p. 614-620.

Colman, S.M., Baucom, P.C., Bratton, J., Cronin, T.M., McGeehin, J.P., Willard, D.A., Zimmerman, A. and Vogt, P.R. 2002. Radiocarbon dating of Holocene sediments in Chesapeake Bay. Quaternary Research, v. 57, p. 58-70.

Cronin, T.M. 1997. Climate Control, Chesapeake Bay Journal, p. 1, 4-7.

Cronin, T.M., Bratton, J.F., Baucom, P.C. and Poag, W. 1999. Chronology of sedimentation in the Chesapeake Bay from recent coring programs, including the 1999 R/V Marion Dufresne IMAGES leg, EOS Transactions, AGU Fall Meeting Supplement, v. 80, n. 46, p. F1.

Cronin, T.M., Dwyer, G.S., Baker, P.A., and Dowsett, H.J., 1999, Application of shell chemistry of the ostracode Loxoconcha to climatic and environmental variability along eastern United States, EOS Transactions, AGU Fall Meeting Supplement, v. 80, n. 17, p. S176.

Cronin, T.M., Wagner, R.S., and Slattery, M. (eds.). 1999. Microfossils from Chesapeake Bay sediments: Illustrations and species database. U.S. Geological Survey Open-File Report 99-45.

Cronin, T., Willard, D., Karlsen, A., Ishman, S., Verardo, S., McGeehin, J., Kerhin, R., Holmes, C., Colman, S. and Zimmerman, A. 2000. Climatic variability in the eastern United States over the past millennium from Chesapeake Bay sediments. Geology, v. 28, n. 1, p. 3-6.

Cronin, T.M. (ed.). 2000. IMAGES V Coring in Chesapeake Bay, June 20-22, 1999: Introduction, U.S. Geological Survey Open-File Report 00-306.

Cronin, T.M. and Ishman, S.E. 2000. Holocene paleoclimate from Chesapeake bay based on ostracodes and foraminifera from Marion-Dufresne core MD99-2209. U.S. Geological Survey Open-File Report 00-306, p. 93-101.

Cronin, T.M., Phillips, S.W. and Willard, D.A. 2000. Effects of climate variability and human activities on Chesapeake Bay and the implications for ecosystem restoration. U.S. Geological Survey Fact Sheet FS-116-00.

Cronin, T.M. and Willard, D.A. 2001. Climatic and anthropogenic influences on Chesapeake Bay: Implications of long-term trends for management and restoration, American Society of Limnology and Oceanography Spring meeting.

Cronin, T.M., Dwyer, G.S., Thunell, R.C., Dowsett, H.J., Tappa, E. and Vann, C.D. 2001. Medieval Warm Period, Little Ice Age, and 20th Century Climate Variability From Chesapeake Bay. EOS Transactions AGU Fall Meeting Supplement, v. 83, n. 47.

Cronin, T.M., Boomer, I., Dwyer, G. and Rodriguez-Lazaro, J. 2001. Ostracoda and Paleoceanography. American Geophysical Union Monograph, v. 131, p. 99-119.

Cronin, T.M., Vogt, P.R., Willard, D.A. 2002. Rapid Sea-Level Rise at 8.0-7.5 ka and Antarctic Ice Sheet Thinning. EOS Transactions AGU Fall Meeting Supplement, v. 83, n. 47.

Cronin, T.M. and Vann, C.D. 2003. The sedimentary record of climatic and anthropogenic influence on the Patuxent Estuary and Chesapeake Bay ecosystems. Estuaries, v. 26, n. 2A, p. 196-209.

Cronin, T.M., Dwyer, G.S., Kamiya, T., Schwede, S., and Willard, D.A. 2003. Medieval Warm Period, Little Ice Age and 20th Century Temperature Variability from Chesapeake Bay. Global and Planetary Change, v. 36, n. 1-2, p. 17-29.

Cronin, T.M. 2003. Paleoclimate Records from Estuaries. Estuarine Research Federation Meeting, Seattle, Washington.

Cronin, T. M., R. Thunell, G. S. Dwyer, C. Saenger, M. E. Mann, C. Vann, R. R. Seal. II. 2005. Multiproxy Evidence of Holocene Climate Variability from Estuarine Sediments, Eastern North America. Paleoceanography, v. 20, PA4006.

Cronin, T. M. and H. Walker. 2006. Restoring Coastal Ecosystems and Abrupt Climate Change. Climatic Change v. 74, no. 4, p. 369-374.

Cronin, T. M., P. R. Vogt, D. A. Willard, R. Thunell, J. Halka, M. Berke, and J. Pohlman. 2007, Rapid sea level rise and ice sheet response to 8,200-year climate event, Geophysical Research Letters. v. 34, L20603

Cronin, T. M. 2007. Chapter 7: Sediment Sources and Deposition in the Estuary. In Phillips, S.W., ed., Synthesis of U.S. Geological Survey Science for the Chesapeake ecosystem and implications for environmental management: U.S. Geological Survey Circular 1316, p. 32-33.

Cronin, T.M., Robertson, M., Willard, D.A., and Halka, J., 2004. Stratigraphy and age of Pocomoke Sound sediments. In Cronin, TM., ed., Pocomoke Sound Sedimentary and Ecosystem History. U.S. Geological Survey Open-File Report OFR-2004-1350, Chapter 4.

Cronin, T.M. and Edwards, A., 2004. Temporal trends in benthic microfossils in Pocomoke Sound: Implications for water quality. In Cronin, TM., ed., Pocomoke Sound Sedimentary and Ecosystem History. U.S. Geological Survey Open-File Report OFR-2004-1350, Chapter 5.

Cronin, T.M., Thunell, R., Saenger, C., Seal, R.R., III, and Vann, C., 2004. Stable isotopes of foraminifera from Pocomoke Sound. In Cronin, TM., ed., Pocomoke Sound Sedimentary and Ecosystem History. U.S. Geological Survey Open-File Report OFR-2004-1350, Chapter 6.

Cronin, T.M., ed., 2004, Pocomoke Sound sedimentary and ecosystem history. U.S. Geological Survey Open-File Report 2004-1350

Cronin, T.M., Willard, D.A., Newell, W., Holmes, C.W., Halka, J., and Robertson, M., 2004. Introduction to Pocomoke Sound sediments and hydrography. In Cronin, TM., ed., Pocomoke Sound Sedimentary and Ecosystem History. U.S. Geological Survey Open-File Report OFR-2004-1350, Chapter 1.

Cronin, T.M., Kamiya, T., Dwyer, G.S., Belkin, H., Vann, C.D., Schwede, S., and Wagner, R., 2005. Ecology and shell chemistry of Loxoconchamatagordensis. Palaeogeography, Palaeoclimatology, Palaeoecology 225, p.14-67.

Danielopol, D.L., Ito, E. Wansard, G., Kamiya, T., Cronin, T.M. Baltanas, A. 2002. Techniques for Collection and Study. In, Holmes, J.A. and Chivas, A.R. (eds.), Applications of the Ostracoda to Quaternary Research. AGU Monograph 131, p. 65-97.

Dwyer, G.S., Cronin, T.M. and Baker, P.A. 2002. Trace elements in ostracodes. In Holmes, J.A. and Chivas, A.R. (eds.), Applications of the Ostracoda to Quaternary Research. AGU Monograph 131, p. 205-225.

Halka, J.P., Vogt, P.R., Colman, S.M., Cronin, T.M. 2000. Geophysical environment: Site MD99-2209, U. S. Geological Survey Open-File Report 00-306, p. 40-48.

Holmes, C.W. and Marot, M., 2004. Sediment and chemical flux history of Pocomoke Sound as defined by short lived isotopic analyses. In Cronin, TM., ed., Pocomoke Sound Sedimentary and Ecosystem History. U.S. Geological Survey Open-File Report OFR-2004-1350, Chapter 2.

Karlsen, A.W., Cronin, T.M., Ishman, S.E., Willard, D.A., Holmes, C.W., Marot, M., Kerhin, R. 2000. Historical trends in Chesapeake Bay dissolved oxygen based on benthic foraminifera from sediment cores, Estuaries, v. 23 n. 4, p. 488-508.

Kerhin, R.T., Williams, C., Cronin, T.M. 1998. Lithologic descriptions of piston cores from Chesapeake Bay, Maryland, U. S. Geological Survey Open-File Report 98-787.

Larsen, C.E. 1998. The Chesapeake Bay: geologic product of rising sea level, U. S. Geological Survey Fact Sheet 102-98.

Larsen, C.E. and Clark, I. 2003. So You Want to Stop Bluff Erosion? You'd Better Plan Ahead. U.S. Geological Survey Open-File Report 03-243.

Mitra, S., Zimmerman, A.R., Hunsinger, G., Willard, D., and Dunn, J.C., in press. A Holocene record of climate-driven shifts in carbon sequestration. Geophysical Research Letters.

Pohlman, J.W., Bratton, J.F., and Coffin, R.B. 2000. Porewater methane geochemistry of Marion-Dufresne cores MD99-2205 and -2206, U.S. Geological Survey Open-file Report 00-306, p. 130-133.

Saenger, C., T. M. Cronin, R. Thunell, C. Vann. 2006. Modeling river discharge and precipitation from estuarine salinity in the northern Chesapeake Bay: Application to Holocene paleoclimate. The Holocene, v. 16, no. 4, p. 1-11.

Vann, C. D., T. M. Cronin, G. S. Dwyer. 2004. Population ecology and shell chemistry of a phytal ostracode species (Loxoconcha matagordensis) in the Chesapeake Bay watershed. Marine Micropaleontology, v. 53, p. 261-277.

Verardo, S., Cronin, T.M., and Willard, D.A. 1998, Climate and environmental changes recorded by Chesapeake Bay dinoflagellate cysts in the last millennium, Geological Society of America, Annual Meeting (Toronto) Abstracts, p. A-284.

Verardo, S. 2000. Holocene dinoflagellate cysts from Marion-Dufresne core MD99-2209, Chesapeake Bay, U. S. Geological Survey Open-File Report 00-306, p. 87-92.

Vogt, P.R., Halka, J.P., Hagen, R.A., and Cronin, T.M. 2000. Geophysical environment in Chesapeake Bay: Marion-Dufresne sites MD99-2205, 2206, 2208., U. S. Geological Survey Open-File Report 00-306, p. 18-31.

Willard, D.A. and Cronin, T.M. 1999. Late Holocene climatic variability in eastern North America over the last millennium, EOS, AGU Transactions Supplement, v. 80, n. 17, p. S170-S171.

Willard, D.A., Weimer, L.M., and Korejwo, D.A. 1999. Impacts of Holocene Climate Variability on Vegetation of the Eastern United States, EOS, AGU Transactions Supplement, v. 80, n. 46, p. F8.

Willard, D.A. and Korejwo, D.A. 2000. Holocene palynology from Marion-Dufresne cores MD99- 2209 and 2207 from Chesapeake Bay: Impacts of climate and historic land-use change, U.S. Geological Survey Open-File Report 00-306, p. 78-86.

Willard, D.A., Verardo, S., Cronin, T.M. and Korejwo, D.A. 2000. Impacts of climate and land-use changes on Chesapeake Bay and its watershed, EOS Transactions, AGU Fall Meeting Supplement, v. 81, n. 19, p. S185.

Willard, D.A., Cronin, T.M., and Verardo, S. 2003. Late Holocene climate and ecosystem history from Chesapeake Bay sediment cores, USA. The Holocene, v. 13, p. 201-214.

Willard, D.A., Bernhardt, C.E., Korejwo, D.A., and Meyers, S.R., 2005. Eastern North American terrestrial ecosystem response to millennial-scale Holocene climate variability: pollen-based climatic reconstruction. Global and Planetary Change 47, p. 17-35.

Willard, D.A., Cronin, T.M., Bernhardt, C.E., and Damon, J., 2004. Sediment transport in Pocomoke Sound, Maryland inferred from microfossils in surface sediments. In Cronin, TM., ed., Pocomoke Sound Sedimentary and Ecosystem History. U.S. Geological Survey Open-File Report OFR-2004-1350, Chapter 3.

Willard, D.A. and Bernhardt, C.E., 2004. Pollen stratigraphy and land-use change, Pocomoke Sound. In Cronin, TM., ed., Pocomoke Sound Sedimentary and Ecosystem History. U.S. Geological Survey Open-File Report OFR-2004-1350, Chapter 7.

Willard, D.A., 2007. Chapter 10: Long-term Changes in Climate and Water Quality. In Phillips, S.W., ed., Synthesis of U.S. Geological Survey Science for the Chesapeake ecosystem and implications for environmental management: U.S. Geological Survey Circular 1316, p. 42-45.

Willard, D. W. and T. M. Cronin. 2007. Paleoecology and ecosystem restoration: case studies from Chesapeake Bay and the Florida Everglades. Frontiers in Ecology and the Environment. v. 5, no. 9, p. 491-498.

Zheng, Y., B. Weinman, T. Cronin, M. Q. Fleisher, R. F. Anderson. 2003. A rapid procedure for thorium, uranium, cadmium, and molybdenum in small sediment samples by inductively coupled plasma-mass spectrometry: application in Chesapeake Bay. Applied Geochemistry. v. 18: 539-549.

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Remote Sensing

Clayton, T. 2002. USGS Chesapeake Bay Conference, Sound Waves.

Clayton T., C. Hu and Brock, J. 2003. Particle-associated Optical Backscatter in Chesapeake Bay: Before And After Hurricane Isabel. USGS Chesapeake Bay Meeting, St. Michaels, MD, November 20-21, 2003.

Clayton, T., C. Hu and Brock, J. 2003. Muddy Waters: Chesapeake Bay in the
Wake of Hurricane Isabel. USGS Center for Coastal and Watershed Studies, Open House 2003. St. Petersburg, FL. October 23-24, 2003.

Clayton, T. 2004. USGS Chesapeake Bay Science Meeting, Sound Waves.

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