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Slides by Lorraine Lisiecki

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Slides by Lorraine Lisiecki University of California, Santa Barbara Earth Science Dept. Milankovitch Theory warm cold Insolation June 21, 65 N 5 Ma 0 Ma Ice ... – PowerPoint PPT presentation

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Title: Slides by Lorraine Lisiecki


1
  • Slides by Lorraine Lisiecki
  • University of California, Santa Barbara
  • Earth Science Dept.

2
Milankovitch Theory
Insolation June 21, 65N
5 Ma
0 Ma
warm
Ice Volume Benthic d18O
cold
3
Orbital Cycles
Obliquity (Tilt) 41,000 years
4
Precession
19,000 and 23,000 years
NH summer
5
Eccentricity 100,000 400,000 years
6
Oxygen Isotopes (d18O)


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