Dr. Stephen A. Norton

Education    

A.B.    Geology          Princeton University   1962

M.A.    Geology          Harvard University     1963

Ph.D.   Geology          Harvard University     1967

 

Present Position

Professor Emeritus (since 2008) of Earth Sciences, Climate Change Institute, University of Maine

 

Professional Experience

1961-65           Geologist with the United States Geological Survey performing field investigations

1967-72           Geologist with the United States Geological Survey performing field investigations

1972-1975       Geologist with the Maine Geological Survey performing field investigations

1966                Lecturer in Geology, Harvard University Summer School

1967-1968       Instructor in Geology, Harvard University

1968-1972       Assistant Professor of Geological Sciences, University of Maine

1972-1977       Associate Professor of Geological Sciences, University of Maine

1977-2008       Professor of Geological Sciences, University of Maine

1979-1980       Acting Chairman of Geological Sciences, University of Maine

1980-1983,1993-1999 Chair of Geological Sciences, University of Maine

1983, 1986-7   On leave, Norwegian Institute for Water Research, Senior Visiting Scientist.

1984                Associate Dean of the College of Arts and Sciences, University of Maine

1984-1986       Interim Dean of the College of Arts and Sciences, University of Maine

1978-1984       Part time (0.1) appointment as a Cooperating Professor in the College of Life Sciences and Agriculture, University of Maine

2008-              Professor Emeritus of Earth Sciences, Emeritus Graduate Faculty, University of Maine

 

Membership in Professional Societies

Geological Society of America (fellow)

Geological Society of Maine (member)

 

Research Interests

Low temperature-pressure geochemical processes

Paleolimnology

 

Referred Publications, last 5 years (of 225)

Banaitis, M. R., Fernandez, I. J., Wilson, C., Norton, S. A., and Dail, D. B., 2009, Biogeochemical response of a northeastern forest ecosystem to biosolids amendments: Tech. Rept. Waste Management, J. Environ. Qual., 38, 792-803.

SanClements, M. D., Fernandez, I. J., and Norton, S. A., 2009, Soil and sediment phosphorus fractions in a forested watershed at Acadia National Park, ME, USA.  For. Ecol. Manag., 258, 2318-2325.

Navrátil, T., Rohovec, J., Amirbahman, A., Norton, S. A., and Fernandez, I. J., 2009, Controls of natural amorphous aluminum hydroxide on sulfate and phosphate anions in sediment-solution systems: Water, Air, and Soil Poll., 201, 87-98.

Kopáček, J., Hejzlar, J., Kaňa, J., Norton, S. A., Porcal, P., Turek, J., 2009, Trends in aluminium export from a glaciated mountain area to surface waters: Effects of soil development, atmospheric acidification, and nitrogen-saturation: J. Inorg. Biochemistry, 103, 1439-1448.

Porcal P., Amirbahman A., Kopáček J., Novák F., Norton S. A., 2009, Photochemical release of humic and fulvic acid-bound metals from simulated soil and streamwater. J. Environ. Mon., 10.

Wilson, T. A., Amirbahman, A., Norton, S. A., and Voytek, M. A., 2010, Sedimentary phosphorus dynamics in oligotrophic lakes: J. Paleolimn., 44, 279-294.

Fernandez, I. J. and Norton, S. A., 2010, The Bear Brook Watershed in Maine – The Second Decade – Preface: Environ. Monit. Assess., 171, 1-2.

Norton, S. A., Fernandez, I. J., Kahl, J. S., Rustad, L. E., Navrátil, T., and Almquist, H., 2010, The evolution of the science of Bear Brook Watershed in Maine, USA. Environ. Monit. Assess., 171, 3-21.

Navrátil, T., Norton, S. A., Fernandez, I. J., and Nelson, S. J., 2010, Twenty-year inter-annual trends and seasonal variations in precipitation and stream water chemistry at the Bear Brook Watershed in Maine, USA: Environ. Monit. Assess., 171, 23-46.

Kim, J-S., Jain, S., and Norton, S. A., 2010, Streamflow variability and hydroclimatic change at the Bear Brook Watershed in Maine (BBWM), USA: Environ. Monit. Assess., 171, 47-58.

Laudon, H. and Norton, S. A., 2010, Causes, drivers, and evolution of episodic acidification at the Bear Brook Watershed in Maine, USA: Environ. Monit. Assess., 171, 59-69.
 
Porcal. P., Amirbahman, A., Kopáček, J., and Norton, S. A., 2010, Experimental photochemical release of organically-bound aluminum and iron in three streams in Maine, USA: Environ. Monit. Assess.,  171, 71-82.
 

Godsey, S. E., Kirchner, J. W., Palucis, M., deWit, H., Skjelkvåle, B. L., Aas, W., Neal, C. M., Nelson, S. J., Kahl, J., Norton, S., Fernandez, I., Malcolm, I., Tetzlaff, D., Soulsby, C., Dennis, I., and Clair, T., 2010, Generality of fractile 1/f scaling in catchment tracer time series, and its implications for catchment travel time distribution. Hydrologic Processes, 24, 1660-1671.

Amirbahman, A., Holmes, B. C., Fernandez, I. J.,and Norton, S. A., 2010, Mobilization of metals and phosphorus from intact forest soil cores by dissolved inorganic carbon. Environ. Monit. Assess., 171, 93-110.

SanClements, M. D., Fernandez, I. J., and Norton, S. A., 2010, Soil chemical and physical properties at the Bear Brook Watershed in Maine, USA : Environ. Monit. Assess., 171, 111-128.

SanClements, M. D., Fernandez, I. J., and Norton, S. A., 2010, Phosphorus in soils of temperate forests: Linkages to acidity and aluminum: Soil Sci. Soc. Am. J., 74, 2175-2186. (210)

Fernandez, I. J., Adams, M. B., SanClements, M. D., and Norton, S. A., 2010, Comparing decadal responses of whole-watershed manipulations at the Bear Brook and Fernow experiments. Environ. Monit. Assess., 171, 149-162.

Norton, S. A., Perry, R. H., Saros, J., Jacobson, G. L., Jr., Fernandez, I. J., Kopáček, J., Wilson, T. A., and SanClements, M., 2011, The controls on phosphorus availability in a boreal lake ecosystem since deglaciation. J. Paleolimnol., 46, 107-122.

Hongve, D., Haaland, S., Riise, R., Blakar, I., and Norton, S., 2012, Decline of Acid Rain Enhances Mercury Concentrations in Fish: Environ. Sci. Tech., 46, 2490-2491.

Jacobson, G.L.,  Norton, S.A., Grimm, E.C., Edgar, T., 2012, The influence of changing climate and sea level on mercury deposition in sediment over 60,000 years in sub-tropical Lake Tulane, Florida: Environ. Sci. Tech., 46, 11710-11717.

Fatemi, F. R., Fernandez, I. J., Szillery, J., Norton, S. A., and Rustad, L. E., 2012, Soil solution chemical response to two decades of experimental acidification at the Bear Brook Watershed in Maine: J. Soil Sci, Soc. America. (DOI) 10.1007/s11270-012-1348-5.

Amirbahman, A., Lake, B., and Norton, S. A., 2013, Seasonal phosphorus dynamics in the surficial sediment of two shallow temperate lakes: A solid phase and pore-water study. Hydrobiologia, 701, 65-77.

Novák, M., Jacobson, G. L., Norton, S. A., Stepanova, M. , Grimm, E. C., Jackova1, I., and Buzek1, F., 2013, Variation in sulfur isotopes from continental and marine aerosols in a 60,000-year sediment core from Lake Tulane, central Florida, USA: Chem. Geol. 349-350, 110-116.

Mineau, M. M., Rigsby, C. M., Elya, D. T., Fernandez, I. J., Norton, S. A., Ohno, T., Valette, H. M., and Simon, K. S., 2013, Chronic catchment nitrogen enrichment and stoichiometric constraints on the bioavailability of dissolved organic matter from leaf leachate: Fresh Water Biology, 58, 2, 248–260.

Boyle, J. F., Chiverrell, R. C., Norton, S. A., and Plater, A. J., 2013, A leaky model of long-term soil phosphorus dynamics: Global Biogeochem. Cycles. DOI: 10.1002/gbc.20039.

Norton, S. A.,  Kopáček, J., and Fernandez, I. J., 2014, Acidification and Acid Rain: in Holland, H. D. and Turekian K. K. (eds.), Treatise on Geochemistry,11, 379-414, London: Elsevier.

Owen, R. B., Longcore, J. R., and Norton, S. A., 2014, Characteristics of Mineral Springs in Northern Maine, USA: Northeast Naturalist, 21, 146-153.

Boyle, J.  F., Chiverrell, R., and Norton, S., in review, Did a surge in land-to-sea phosphorus flux drive early Holocene hypoxia of the Baltic Sea? Holocene.

Kopáček, J., Hejzlar, J., Kaňa, J., Norton, S., and Stuchlík, E., in review, Effects of acidic deposition on in-lake phosphorus availability: A lesson from lakes recovering from acidification. Environ. Sc. Tech.

Norton, S. A., Pierret, M-C, Kopáček, J., Perry, R., and Handley, M., in revision, Long-term evolution of leaching and lake sediment sequestration of rare earth elements from deglaciated mountain watersheds. J. Paleolim.

Norton, S. A.,  Kopáček, J., Jacobson, G. L., and Navratil, T., in manuscript, Lessons from long-term records of atmospheric Hg and Pb deposition.