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Unformatted text preview: What matters is Orbital Eccentricity (how off-circular) Axial Tilt Precession (when in the year the Earth has its closest approach to the Sun). Why are there Ice Ages? The idea is simple…if you have warm summers they will melt all the snow that falls in your cold winter Cold summers will allow snow to accumulate Also warmer winters tend to produce more snow…....
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- Spring '08
- Astronomy, Milutin Milankovitch, Milankovitch cycles