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Snow and Ice

Snow Cover
Global Maps

Snow Cover

Snow and ice influences climate by reflecting sunlight back into space. When it melts, snow is a source of water for drinking and vegetation; too much snowmelt can lead to floods. These maps show average snow cover by month.

Mar 2000 — Dec 2018

Snow and Ice

Snow over Antarctica Buffered Sea Level Rise
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Snow over Antarctica Buffered Sea Level Rise

It snowed more, but the mass gained only compensates for some of the ice being lost in Antarctica.

Published Dec 20, 2018

Image of the Day Land Snow and Ice

Thick and Thin Ice in the Weddell Sea
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Thick and Thin Ice in the Weddell Sea

New elevation measurements will give researchers an unprecedented understanding of the thickness of sea ice, which will be used to help improve climate modeling and forecasts.

Published Dec 17, 2018

Image of the Day Water Snow and Ice

Ice Loss Slows Down Asian Glaciers
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Ice Loss Slows Down Asian Glaciers

Melting and thinning of high-mountain glaciers makes them flow less due to gravity.

Published Dec 13, 2018

Image of the Day Land Snow and Ice

Taking Measure of Antarctic Terrain
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Taking Measure of Antarctic Terrain

New elevation measurements span the continent’s icy surfaces, from the flat Ross Ice Shelf to the rugged Transantarctic Mountains.

Published Dec 11, 2018

Image of the Day Land Snow and Ice