Slides by Lorraine Lisiecki

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

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


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