John Hayes Scientist Emeritus Geology & Geophysics Office Phone: +1 508 289 3345 Fax: +1 508 457 2183 jhayes@whoi.edu
WHOI Mailing Address: Woods Hole Oceanographic Institution 266 Woods Hole Rd. MS# 08 Woods Hole, Ma. 02543 Education B.S. Iowa State University, 1962, Chemistry Ph.D. Massachusetts Institute of Technology, 1966, Analytical Chemistry Research Interests Factors controlling the isotope composition (13C, 14C, 2H, 15N, 34S) of organic materials in marine environments; reconstruction of ancient conditions (pCO2, trophic structure) from isotopic compositions of organic compounds in sediments; development of the global carbon cycle over geologic time; techniques of isotope analysis.

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