Dear Dr. Yongsong Huang:
I am very interested in the research opportunity in isotope geochemistry and
paleoclimatology. I have much experience in the use of stable isotopic
analysis in ecological and paleological studies. At the University of
Kansas my Master's thesis was "The influence of slope aspect on the stable
carbon and and hydrogen isotopic ratios and the gas exchange of Juniperus
and Pinus spp." This study demonstrated that the differences in stable
carbon and hydrogen isotopic ratios of plant tissue due to slope aspect were
of the same magnitude as the differences in the isotopic ratios of plant
tissue between modern times and the last glacial maximum. This finding
exposes a major source of potential error in paleoclimatological studies
which analyze the stable carbon, hydrogen and oxygen isotopic ratios of
fossil plant tissue with out regards to the slope aspect of the original
plants. Other results from my thesis work suggest an influence of local
lakes on the carbon and hydrogen isotopic composition of plant tissue. This
would be a major factor in the interpretation of isotopic data especially
during the glacial pluvial period.
Attached is a copy of my resume. As can be seen from my resume, I have a
very interdisciplinary background in the environmental sciences with
emphasis in paleoclimatology, terrestrial and aquatic biogeochemistry, and
soil science.
Thank you,
Joseph D. Terry
>From: Yongsong Huang <[log in to unmask]>
>Reply-To: Stable Isotope Geochemistry <[log in to unmask]>
>To: [log in to unmask]
>Subject: [ISOGEOCHEM] Isotope/paleolimnology/paleoclimatology
>Date: Fri, 15 Dec 2000 10:01:12 -0500
>
>Exciting research opportunities in isotope geochemistry and
>paleoclimatology
>
>
>The Department of Geological Sciences, Brown University, is searching for a
>graduate student to study paleoclimatic and paleoenvironmental change using
>the latest development in isotope techniques, namely, compound-specific
>hydrogen isotope analysis. The project is funded by the NSF. In
>collaboration with Brown researchers, the student will use the
>hydrogen-isotopic composition for lacustrine biomarkers to reconstruct the
>changes in past temperatures and hydrology of North American lakes. We will
>take advantage of the known and estimated patterns of present and past
>climate variables in eastern North America to calibrate dD values for
>selected biomarkers as estimates for climate change. Background in organic
>chemistry and isotopic geochemistry is desirable but not required. The
>student will be jointly supervised by Prof. Yongsong Huang and Prof.
>Thompson Webb III. Course work and training will cover the multiple fields
>of organic geochemistry, isotope geochemistry, palynology, paleolimnology
>and paleoclimatology. For more information, please contact Yongsong Huang
>(email: [log in to unmask], Tel: 401-863-3822), or Tom Webb (Email:
>[log in to unmask], Tel: 401 863-3128), or visit departmental web
>site (http://www.geo.brown.edu/index.html and the Quaternary Environments
>web site (http://www.geosociety.org/pubs/gsatoday/gsat0004.htm).
>
>We look forward to hearing from you.
>
>Sincerely
>
>Yongsong Huang
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