18.3 MB (446.5 KB compressed)
3187 x 2008 pixels
26.9 x 17.0 cm ⏐ 10.6 x 6.7 in (300dpi)
SPENCER SUTTON / SCIENCE PHOTO LIBRARY SPENCER SUTTON / SCIENCE PHOTO LIBRARY
Diagram showing formation of a moraine. This is a mound of debris formed by the advancing movement of glaciers. As the glacier advances, it pushes debris (rock and soil ranging in size from grains of sand to boulders) into a pile.
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