Frozen water
NASA
Test your knowledge of the many varieties of frozen water and how these icy realms are connected to climate change.
Answer questions like ...
- During the last ice age, glaciers covered almost one-third of all the land. What percentage of the land is covered by glacial ice today?
- In the last 100 years, roughly how much ice has been lost from all of the mountain glaciers in the world plus the Greenland and Antarctic ice sheets combined?
- Which is the only continent on Earth with currently no glaciers?
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