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Title: A visual look on how much water and air sustains the Earth Written by: duddy on Jul 9, 2014 (https://biology-forums.com/gallery/47/4_09_07_14_9_49_23.jpeg) (https://biology-forums.com/index.php?action=gallery;sa=view;id=17823) This is all the water on Earth and the air in our atmosphere, to scale. That's 1.4087 billion cubic kilometres of water and 5,140 trillion tonnes of air. |