Questions tagged [glaciation]

Questions about glaciations, glacial periods or ice ages. Including the evidence of their existence, the conditions during such periods and the causes.

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29 votes
4 answers
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Why is relative sea-level falling in Hudson Bay?

Why is the sea level in Hudson Bay decreasing so much? Hudson Bay is pretty far up north, much closer to glaciers. Would it make sense for it to recede at this level with sources of fresh water ...
Lucian09474's user avatar
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28 votes
2 answers
643 views

What would it take to confirm or refute the Snowball Earth Hypothesis?

Since Harland's sedimentary work and Budyko's models in the 1960s, geologists have hypothesized that the Earth may once have been completely frozen. There are various lines of evidence for this event. ...
Paul's user avatar
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11 votes
1 answer
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Is there conclusive evidence for the Antarctic Circumpolar Current developing after the glaciation of Antarctica?

The Antarctic Circumpolar Current (ACC) is the continuous oceanic current that encircles the Antarctic continent, as is often explained in the literature as being the cause of the onset of glaciation ...
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8 votes
1 answer
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What would it be like to live in an ice age?

If you were born in the most recent ice age, how different would your life be compared to how you live it today? Furthermore, if humans currently lived in an ice age, how would it affect life today?
Eevee's user avatar
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7 votes
1 answer
321 views

How old are Chile's fjords?

Do we have any knowledge about the age of Chile's fjords, more specifically, those found near the Northern Patagonian Ice Field? Is it reasonable to conclude that they were formed in Quaternary given ...
Second Wind's user avatar