What caused the Ice Ages?

1 Answer
David Drayer
Dec 9, 2016

One theory is rapid movement of the plates caused massive volcanos emitting large amounts of ash blocking the sun and starting the ice age.

Explanation:

No one knows what started the ice ages. There are a number of theories.
The rapid movement of the crustal plates is one theory
Periodic changes in the output of solar flares reducing the amount of solar energy reaching the earth is another.
A collision of astroids or comets changing the climate is a third theory.

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