drumlin
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The flank of a drumlin composed of glacial till.
The length of this drumlin is about 1/8 mile. Note the two people
for scale. Cranes Beach, MA. Credit: USGS
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An elongated hillock, formed of till, found
usually in swarms in lowland areas formerly occupied by a glacier.
Drumlins usually taper away from a steep slope that faced the incoming ice.
Related category
GEOLOGY
AND PLANETARY SCIENCE
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