
Our thin skin (of water and air)
by Alexander Rose
Jan 7, 02009
On the left: “All the water in the world
(1.4087 billion cubic kilometres of it)
including sea water, ice, lakes, rivers,
ground water, clouds, etc.”
On the right: “All the air in the atmosphere
(5140 trillion tonnes of it) gathered into a
ball at sea-level density.”
Re-blogged from Forgetomori.
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