Final answer:
The cryosphere includes icebergs and plays a vital role in the climate system as a key indicator of climate change.
Explanation:
Cryosphere is the sphere of Earth that includes icebergs. It is part of the hydrosphere and consists of frozen water, playing a crucial role in the climate system and as an indicator of climate change. The cryosphere encompasses areas like Arctic sea ice and Antarctic ice shelves.
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