Dead ice is ice which, though part of a
glacier
A glacier (; ) is a persistent body of dense ice that is constantly moving under its own weight. A glacier forms where the accumulation of snow exceeds its ablation over many years, often centuries. It acquires distinguishing features, such a ...
or
ice sheet
In glaciology, an ice sheet, also known as a continental glacier, is a mass of glacial ice that covers surrounding terrain and is greater than . The only current ice sheets are in Antarctica and Greenland; during the Last Glacial Period at ...
, is no longer moving. When this melts it does so in situ, leaving behind a hummocky terrain known as dead-ice moraine which is produced by the deposition of
glacio-fluvial sediments and
ablation till. Such features include
kettle holes.
Landscapes forming
Veiki moraine
A Veiki moraine (Swedish: Veikimorän) is a type of moraine found in northern Sweden, Troms og Finnmark in Norway, and parts of Canada. This moraine is characterized by forming a hummocky landscape of irregular moraine plateaus with elevated ri ...
s in northern Sweden and Canada have been attributed to the ablation of extensive bodies of till-covered dead ice.
References
Glaciology
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