Sometimes continental drifts cause ice ages. Most of the time they are caused when ice glaciers cover parts of the Earth.
a rock of an icerock
food
Ice, as glaciers during the ice-ages, scoured mountains and formed 'U' shaped valleys.
many scientist havent determine what cause ice ages.
Climate
The two main causes of ice ages are:reduction in greenhouse gasses in atmospheredimming of the sunThere has been much debate among scientists which of these was the primary cause of different ice ages and which other secondary causes lengthened or shortened them.
Glacier cycles.
Glacier cycles.
Glacier cycles.
Glacier cycles.
Glacier cycles.