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Three major glacial episodes (Ice-houses)

Three major glacial episodes (Ice-houses). Polar Position Hypothesis : Glaciations occur when continents are located near the poles. However :. Spreading Rate Hypothesis (BLAG). BLAG Carbon Cycle. On Land : CaSiO 3 + CO 2 -> CaCO 3 + SiO 2

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Three major glacial episodes (Ice-houses)

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  1. Three major glacial episodes (Ice-houses)

  2. Polar Position Hypothesis: Glaciations occur when continents are located near the poles. However:

  3. Spreading Rate Hypothesis (BLAG)

  4. BLAG Carbon Cycle • On Land: CaSiO3 + CO2 -> CaCO3 + SiO2 • Subduction: CaCO3 + SiO2 -> CaSiO3 + CO2

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