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The thin blue line of our plauuyuuy that we can see from space is what mak The thin blue line of our plauuyuuy that we can see from space is what makes our Earth unique in the whole universe. The oxygen in the atmosphere sustain all lifeform on the plauuyuuy. See how a flying river in South America, a shifting dust-storm through the Atlantic, uuyuuyllapsing glaciers in the Arctic and the tiniest yet the most crucial creature in the world help us all just to breathe.……详情