Chp 29: Ice

Define Sea Ice

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Terms in this set (14)

frozen sea water

Define Ice sheet

Define glacial calving

land ice breaking off into the ocean

Define Ice Shelf

seaward expansion of land ice into the sea

For most of Earth's history, what has been the condition of ice?

essentially no ice

Melting of ice in the 20th century has been ___________.

rapid, accelerating, large magnitude, global in extent

The Arctic Ice cap has decreased by ________%, for its September ice cover (the peak of summer melting before winter) from the 1981-2010 extent.

In 2000 the IPCC projected a decline in areal extent of the Arctic Ice Cap. The observed rate of loss in the following decades has been _______

In terms of Antarctic and Greenland ice changes, select all that are true: both have regions of gain, both have undergone a net loss, many glaciers are accelerating in their flow to the sea.

All of the above