Why Do Glaciers Sing?

Glaciers sing because they are made of ice, and ice moves. When the ice shifts or cracks inside a glacier, it makes sounds that can travel far away, like a soft song in the wind. The more the glacier moves, the louder and more melodic its singing becomes.

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Examples

A glacier might sing softly when it moves slowly, like a calm lullaby on the wind.
When a glacier shifts suddenly, it may make a loud, echoing sound that sounds like a drumbeat in the distance.
Sometimes, glaciers sing when they are covered in snow and ice changes deep inside them.

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Categories: Environment · glacier· sound science· natural phenomena· ice· geology