640+ million years ago the “Snowball Earth” may have featured explosive underwater volcanoes. These volcanoes may have lead to high oceanic phosphorus levels, thought to be the catalyst for the origin of animal life on Earth.

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640+ million years ago the “Snowball Earth” may have featured explosive underwater volcanoes. These volcanoes may have lead to high oceanic phosphorus levels, thought to be the catalyst for the origin of animal life on Earth.