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 50,000 km2 (19,000 sq mi). The two currently existing ice sheets are the Antarctic ice sheet and the Greenland 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 50,000 km2 (19,000 sq mi). The two currently existing ice sheets are the Antarctic ice sheet and the Greenland ice sheet.
Source: Wikipedia "Ice sheet" · CC BY-SA 4.0
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