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http://www.goldschmidt2012.org/

10g. Paleotemperature proxies: processes and comparisons

Co-convenors:
Peter Douglas (Yale University) - peter.douglasatyale.edu
Yige Zhang (Yale University) - yige.zhangatyale.edu

Recently there has been a major expansion in the number of geochemical
temperature proxies applied to paleoclimate studies, with techniques employing
trace element ratios, the distribution of organic molecules, clumped isotopes
and non-traditional stable isotopes, as well as new approaches to oxygen
isotope paleothermometry. Nevertheless, there remains many fundamental
questions regarding the underlying mechanisms controlling the temperature
dependence of these chemical and biological systems, the seasonality and environment of their preserved temperature signal and the extent to which other environmental
variables bias recorded temperatures. This session will focus on critical
analyses of temperature proxy data that seek to improve our understanding of
these techniques and their application to understanding past changes in the
Earth's climate. We especially encourage studies that analyze modern materials
to test and refine paleotemperature proxy techniques, and multi-proxy
paleoclimate studies that seek to understand the relationship between
different proxies.
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