glacial ice
41Ice shelf — An ice shelf is a thick, floating platform of ice that forms where a glacier or ice sheet flows down to a coastline and onto the ocean surface. Ice shelves are found in Antarctica, Greenland and Canada only. The boundary between the floating ice… …
42Ice stream — An ice stream is a region of an ice sheet that moves significantly faster than the surrounding ice. Ice streams are significant features of the Antarctic where they account for 10% of the volume of the ice. They are up to 50 km wide and 2 km… …
43Ice cave — must have traveled into the cave’s cold zone.The term ice cave is often used to describe a cavity formed within ice, which is properly called a glacier cave.Temperature MechanismsBedrock caves are thermally insulated from the surface, so commonly …
44ice sheet — noun : a glacial ice cover : ice cap the ice sheets on some Greenland promontories especially : one (as a continental glacier) spreading outward over a large land area and concealing all or most surface features the great ice sheets covering much …
45ice field — noun a large flat mass of ice (larger than an ice floe) floating at sea • Hypernyms: ↑ice mass * * * noun 1. : an extensive sheet of sea ice larger than an ice floe 2. : a large body of glacial ice : ice cap * * * a large sheet of floating ice,… …
46glacial polish — noun The appearance of rock, after having been worn smooth by a passing glacier. Tenaya Lake was at one time under as much as 2,460 feet of glacial ice that produced a pressure of about 74 tons per square foot and extensive glacial polish (fig.… …
47ice worm — noun any of several worms, of the genus Mesenchytraeus, that inhabit glacial ice See Also: methane ice worm …
48ice pillar — noun : a pedestal of glacial ice covered with a stone or debris that has given protection from solar heat and caused the ice to melt less rapidly than that around it …
49ice worm — Alaska slang Small, very tiny worms that actually live in glacial ice. You can eat them but you need at least 1 million to make a meal ..... well, maybe a little less …
50Ice sheet dynamics — describe the motion within large bodies of ice, such those currently on Greenland and Antarctica. Ice motion is dominated by the movement of glaciers, whose gravity driven activity is controlled by two main variable factors: the temperature and… …
