Frederick Held - Research Interests and Education

Research Interest

Climatically, the eastern Mediterranean region, including Turkey, is a transition zone for different climatic systems, bridging the Atlantic and continental Eurasian climate realms. Detailed paleoclimate archives recording the interaction of those systems during the Holocene and Pleistocene are pivotal for resolving the driving mechanisms of climate change on regional and global scales. Precisely dated and highly resolved multi-proxy speleothem records from Sofular cave in northern Turkey provide information on fluctuations in precipitation, temperature and ecosystem.

I am interested in use of paleoclimate records to improve understanding of Earth's climate systems and the feedback mechanisms driving past and future climate change. My research seeks to construct highly resolved and precisely dated time series, revealing climate and environmental interactions on multiple time scales.

Specific interests include:

  • Stable isotopes as proxies for past hydroclimatic variability (hydrogen, oxygen and carbon)
  • Glacial-interglacial transitions and multi-centennial climate variability  (e.g., Dansgaard-Oeschger events)
  • Tools for paleo-temperature reconstruction
  • Geochronology, with specific focus on U-Th and U-Pb dating
Frederick

Frederick Held

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