Last update: 2007-05-22 18:18:43

Joel D. Blum

University of Michigan
Department of Geological Sciences
1100 N University Avenue
Ann Arbor, MI 48109-1063
Telephone: n/a


Ph.D., Geochemistry, California Institute of Technology (1990);
M.S., Geological Science, University of Alaska, Fairbanks (1982);
B.S., Geological Science and Political Science, Case Western Reserve University, (1981).

Professional Positions:
  • University of Michigan, Chair of Geological Sciences Department (2000-2006);
  • University of Michigan, Professor of Ecology & Evolutionary Biology (2002-present);
  • John D. MacArthur Professor of Geological Sciences, University of Michigan (1999-present);
  • Professor of Earth Sciences, Dartmouth College (1997-1999);
  • Associate Professor of Earth Sciences, Dartmouth College (1994-1997);
  • Assistant Professor of Earth Sciences, Dartmouth College (1990-1994);
  • Visiting Faculty in Geochemistry, California Institute of Technology (June-Sept. 1990);
  • Research Affiliate, Argonne National Laboratory (Chemistry and Materials Science) (1988-1994);
  • Research Assistant, California Institute of Technology (1985-1990);
  • Alaska Division of Geological and Geophysical Surveys (1983-1985);

  • Selected Publications:

    Hamburg, S.P., Yanai, R.D., Arthur, M.A., Blum, J.D., and Siccama, T.G. (2003) Biotic control of calcium cycling in northern hardwood forests: acid rain and aging forests. Ecosystems. in press.

    Peters, S.C., Blum, J.D., Driscoll, C.T. and Likens G.E. (2003) Dissolution of wollastonite during the experimental manipulation of a forested catchment. Biogeochemistry. in press.

    Jacobson, A.D., Blum, J.D., Chamberlain, C.P., Craw, D. and Koons, P.O. (2003) Climatic versus tectonic controls on weathering in the New Zealand Southern Alps. Geochimica et Cosmochimica Acta. 67, 29-46.

    Blum, J.D., Klaue, A., Nezat, C.A., Driscoll, C.T., Johnson, C.E., Siccama, T.G. Eagar, C., Fahey, T.J. and Likens, G.E. (2002) Mycorrhizal weathering of apatite as an important Ca source in base-poor forest ecosystems. Nature 417, 729-731.

    Hogan, J.F. and Blum, J.D. (2002) Boron and lithium isotopes as hydrologic tracers: a study at the Fresh Kills landfill, Staten Island, NY, USA. J. of Applied Geochemistry. in press.

    Jacobson, A.D., Blum, J.D., Walter, L.M. (2002) A carbonate equilibria approach to reconciling the elemental and Sr isotopic geochemistry of Himalayan stream waters. Geochimica et Cosmochimica Acta. 66, 3417-3429.

    Kennedy, B.P., Klaue, A., Blum, J.D., Folt, C.L. and Nislow, K.H. (2002) Reconstructing the lives of fish using Sr isotopes in otoliths. Canadian Journal of Fisheries and Aquatic Science 59, 925-929.

    Pickhardt, P.C., Folt, C.L., Chen, C.Y., Klaue, B. and Blum, J.D. (2002) Algal blooms reduce the uptake of toxic methylmercury in freshwater food webs. PNAS Biological Sciences: Ecology 99, 4419-4423.

    Douglas, T.A., Chamberlain, C.P., and Blum, J.D. (2002) Land use and geologic controls on the major element and isotope (d15N, dH, 87Sr/86Sr) geochemistry of the Connecticut River watershed, USA. Chemical Geology 189, 19-34.

    Blum, J.D., Taliaferro, H. and Holmes, R.T. (2001) Determining the sources of calcium for breeding migratory songbirds using stable strontium isotopes. Oecologia. 126, 569-574.

    Taliaferro, H., Holmes, R.T., and Blum, J.D. (2001) Calcium demands and sources for a migratory bird species in two New England forests with contrasting calcium availability. The Wilson Bulletin 113, 94-100.

    Blum, J.D., Taliaferro, H., Weisse, M.T. and Holmes, R.T. (2000) Changes in Sr/Ca, Ba/Ca and 87Sr/86Sr ratios between trophic levels in two forest ecosystems in the northeastern USA. Biogeochemistry 49, 87-101.

    Kennedy, B.P., Blum, J.D., Folt, C.L. and Nislow, K. (2000) Using natural strontium isotopic signatures as fish markers: methodology and application. Canadian Journal of Fisheries and Aquatic Sciences, 57, 2280-2292.

    Hogan, J.F., Blum, J.D., and Siegel, D.I. (2000) 87Sr/86Sr as a tracer of groundwater discharge and precipitation recharge in the Glacial Lake Agassiz Peatlands, Northern Minnesota, USA. Water Resources Research, 36, 3701-3710.

    Taylor, A., Blum, J.D., Lasaga, A. and MacInnis, I.N. (2000) Kinetics of dissolution and Sr release during biotite and phlogopite weathering. Geochimica et Cosmochimica Acta, 64, 1191-1208.

    Taylor, A, Blum, J.D., and Lasaga, A. (2000) The dependence of labradorite dissolution and Sr release rates on solution saturation state. Geochimica et Cosmochimica Acta, 64, 2389-2400.

    Chen, C.Y., Stemberger, R.S., Klaue, B., Blum, J.D., Pickhardt, P., and Folt, C.L. (2000) Accumulation of heavy metals in food web components across a gradient of lakes. Limnology and Oceanography, 45, 1525-1536.

    Karagas, M.R., Tosteson, T.D., Morris, J.S., Weiss, J.E., Stannard, V., Spate, V., Klaue, B., and Blum, J.D. (2000) Measurement of low levels of arsenic exposure: a comparison of water and toenail concentrations. American Journal of Epidemiology, 152, 84-90.

    Peters, S. Blum, J.D., Klaue, B. Karagas, M. (1999) Arsenic Occurrence in New Hampshire drinking water. Env. Sci & Tech. 33 , 1328-1333.

    Burkins, D., Blum, J.D., Brown, K., Reynolds, R., and Erel, Y. (1999) The chemistry and mineralogy of a glacial granitic soil chronosequence, Sierra Nevada California. Chem. Geol. 162, 1-14.

    Co-Authors and Collaborators:
    Erel, Y.; Driscoll, C., Yanai, R., Hamburg, S., Likens, G., Siccama, T., Johnson, C., Eagar, C., Fahey, T.

    Graduate Students:
    Brown, K.; Burkins, D.; Gazis, C.; Harlavan, Y.; Hogan, J.; Jacobson, A.; Klaue, A.; Klaue, B.; Lathrop, A.; Lee, A.; Miller, E.; Peters, S.; Ash, A.; Nezat, C.; Biswas, A., Keller, K.

    Graduate Advisor:
    Wasserburg, G. (Caltech); Swanson, S. (Univ. of Alaska); Gruen, D. (Argonne

    Title at Hubbard Brook:
    Principal Investigator