All the clouds in the world, combined, hold about 13 trillion tons of water. If all that water were spread out evenly and fell at the same time, it would cover the Earth with an inch of rain—or a foot of snow.
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All the clouds in the world, combined, hold about 13 trillion tons of water. If all that water were spread out evenly and fell at the same time, it would cover the Earth with an inch of rain—or a foot of snow.