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Way Off facts · 🌍 Planet Earth

How many cubic kilometres of freshwater does Earth hold — ice caps, groundwater, lakes, all of it?

35 million
km³
35,000,000 exactly, give or take
Just 2.5% of all Earth's water. Two-thirds of it is locked in ice caps and glaciers, and only a sliver sits in the lakes and rivers we actually drink from.SOURCEUSGS Water Science School
Scale check: 35 million is roughly all of Greater London.
Would you have guessed? You'll be way off.

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