Adi Torfstein

Lamont Assistant Research Professor

Lamont-Doherty Earth Observatory


Research Interests

Isotope geochemistry, paleoclimate, paleoceanography, geochronology, provenance studies

Recent and ongoing projects

U-series disequilibrium

  1. Comminution dating of terrigenous material in the Weddell Sea

  2. U-series disequilibrium in fine terrigenous material in the oceans

  3. U-series systematics in lake sediments

Dead Sea

  1. The chronostratigraphy of the Dead Sea lacustrine deposits during the last 200 kyrs

  2. The Dead Sea deposits as a paleo-dust archive

  3. Impacts of abrupt climate changes in the Levant from last glacial Dead Sea levels

  4. Integrated multi-site U-Th chronology of the last glacial Lake Lisan

  5. The sources and evolution of sulfur in the Dead Sea basin lacustrine systems

Helium isotopes

  1. Helium isotopes in the Dead Sea Transform

  2. Size fractionation, reproducibility and provenance of helium isotopes in North-Equatorial Pacific pelagic clays

  3. Re-evaluation of export production in the Southern Ocean during the Paleocene-Eocene Thermal Maximum (PETM)


Contact details

Lamont-Doherty Earth Observatory, Columbia University

Geochemistry Division, Comer 221

61 Rt. 9W, Palisades, NY 10964-1000

Phone: +845-365-8918