For decades, scientists have proposed that the planet may once have been a "Snowball Earth," and new research suggests oceans could have churned underneath an ice-covered Earth, potentially helping to provide life with vital nutrients.
By the latest Proterozoic, some 560 million years ago, glaciers had three times covered the Earth perhaps even to its equator, creating what some have called “"snowball Earth.”“ The continents that came to dominate the next era – the Paleozoic – were alre
Earth was a frozen Snowball when animals first evolved
Around million years ago, much of the Earth's surface was covered in ice during a glaciation that lasted millions of years. Explosive underwater volcanoes were a major feature of this 'Snowball Earth,' according to new research.
'Snowball Earth' - The Perfect Storm What Caused the Largest Glaciation Event in Earth's History, known as 'Snowball Earth'? Geologists and climate sci... - nemesis maturity - Google+
New details of a nightmare period on Earth with surface conditions as frigid as present-day central Antarctica at the equator have been revealed thanks to the publication of a study of ancient glacier water.
How to Pay Off Debt Without A Ton of Extra Money
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