Why Glaciers Flow Like Slow-Moving Rivers Despite Being Solid Ice

为何冰川虽为固态冰却能像缓慢流动的河流

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Glaciers move because immense pressure from accumulated snow transforms lower ice layers into a ductile, crystalline form that deforms gradually.
Ice crystals reorient under stress, allowing grains to slide past one another in a process called creep deformation.

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