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Effects of Past Global Change on Life (1995) / Chapter Skim
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Pages 97-100

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From page 97...
... ASSOCIATION BETWEEN MASS EXTINCTION AND OCEANIC WARMING carbon isotopic excursion of brief duration (Figure 5.1) that coincided closely with the terminal Paleocene benthic foraminiferal extinction event in an Antarctic Paleogene sequence (ODP Site 690B)
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From page 98...
... , surface water temperatures estimated from oxygen isotopic values were ~13 to 14°C (Figure 5.21. Deep water temperatures were ~10°C at about 2100 m.
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From page 100...
... increased the sample resolution to only 1-cm intervals (~800 yr) across the extinction interval in Site 690B (Figure 5.3~.
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Key Terms

  • extinction interval
  • mass extinction
  • deep waters
  • oxygen isotope
  • benthic foraminiferal

  • foraminiferal assemblages
  • oxygen isotopic
  • time scale
  • surface water
  • foraminiferal species

  • extinction event
  • planktonic foraminiferal
  • isotopic excursion
  • antarctic ocean


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