How to use in-sentence of “ice sheets”:
+ Bennett, M and Glasser, N: “Glacial Geology: Ice Sheets and Landforms”, page 267.
+ The idea is that Nostratic was spoken after the ice sheets melted but before people spread out throughout Europe and Asia.
+ This is because the ice sheets ground the rock into powder as they slowly moved over the surface.
+ An ice sheet is a large mass of glacier ice that covers an area of more than There are two ice sheets in the world at the moment: in Antarctica and Greenland.
+ During glacials, large and thick ice sheets cover much of the North American and Eurasian continents.
+ Is it usually very hard to farm in subarctic climates, because the soil is “infertile” and because of the many swamps and lakes that ice sheets make, and only very tough crops can survive the short growing seasons.
+ This leads to an expansion of the continental ice sheets, polar ice sheets and mountain glaciers.
+ Global warming means that Antarctica and Greenland ice sheets are melting and the oceans are expanding.
