Snowball Earth

The Snowball Earth hypothesis proposes that, during one or more of Earth's icehouse climates, the planet's surface became entirely or nearly entirely frozen.

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'Snowball Earth:' Entire planet was likely covered in ice more than 600 million years ago

The Missing Link to Snowball Earth Has Finally Surfaced

Was ‘Snowball Earth’ a global event? New study delivers best proof yet - EurekAlert

Was 'Snowball Earth' a global event? Study delivers best proof yet

When the Entire Planet Froze: Scientists Unveil Secrets of Snowball Earth

Explaining dramatic planetwide changes after world’s last ‘Snowball Earth’ event - EurekAlert

Explaining dramatic planet-wide changes after world's last 'Snowball Earth' event

Evidence of “snowball Earth” found in ancient rocks

How Snowball Earth Triggered the Rise of Complex Life Forms

'Snowball Earth': The Best Evidence Yet May Have Just Been Found

Uncovering “Snowball Earth”: Hidden Rock Record Unveils Secrets of Earth’s Deep Freeze

Scottish and Irish rocks confirmed as rare record of 'snowball Earth'

Scottish and Irish rocks confirmed as rare record of ‘snowball Earth’ - EurekAlert

A recent study links the evolution of multicellularity to the extreme environmental conditions of the so-called Snowball Earth period, when glaciers may have stretched from the poles to the equator.

Snowball Earth’s Environmental Conditions Gave Multicellular Organisms Evolutionary Advantage

Why the harsh Snowball Earth kick-started our earliest multicellular ancestors

Low Volcanic Carbon Dioxide Emissions Triggered Sturtian ‘Snowball Earth’ Glaciation: Study

Not Snowball Earth, More of a Slushball Earth

'Snowball Earth' may have been more of a 'slushball,' providing a refuge for early life

'Snowball Earth' May Not Have Been An Endless Frozen Wasteland After All