If the Earth-Sun distance were as little as 1 percent larger, runaway glaciation on Earth about 2 billion years ago would have caused the oceans to freeze and remain frozen to this day.
如果地球与太阳的距离再大哪怕1%,大约20亿年前地球上失控的冰期就会导致海洋冻结,并一直冻结到今天。
If the Earth-Sun distance were as little as 1 percent larger, runaway glaciation on Earth about 2 billion years ago would have caused the oceans to freeze and remain frozen to this day.
如果地球与太阳的距离再大哪怕1%,大约20亿年前地球上失控的冰期就会导致海洋冻结,并一直冻结到今天。
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