Theory of Snowball Earth

Picture available from the University of Bristol Website 

Introduction

• About this web page.

• What is the theory of snowball Earth? 

• What do we plan to accomplish?

• Why is this research interesting and how does it relate to a larger question of global climate change?

Background

• Glacial Deposits and Carbonate Caps

• Paleomagnetic studies  

• Banded Iron Formations and Manganese Deposits

• Isotope analysis  

• Plate Tectonics, Carbon Dioxide Emissions, and the Reversal of Ice Albedo Feedback

• Proterozoic Biostratigraphy 

• Extremophiles 

Arguments for Snowball Earth

Arguments against Snowball Earth

Tables and Figures

Discussion & Conclusions

References