Snowball Earth. Presented by Mindi Purdy and Jen Ulrich. Theory of Snowball Earth. Many lines of evidence support a theory that the entire Earth was ice-covered for long periods 600-700 million years ago.
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Presented by Mindi Purdy and Jen Ulrich
Extremophiles are organisms that live in extreme conditions. Evidence for survival of these organisms during snowball earth events are found in these areas:
Inertial-Interchange True Polar Wander:
Evidence for open ocean at equator:
Survival of life without sunlight/oxygen:
Research Question: Is there a correlation between isotope data and the Varanger Glaciation in the Vendian Period?