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Quirks of Oasis Earth |
| Section: NATURAL SCIENCE / SCIENCE ESSAY |
| Author: D.e. Brownlee |
| Publication: The world & I online |
| Issue Date: 2/1/2001 |
| Size: 388 Words, 2,622 Characters |
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Alone in the Universe? A few examples will demonstrate the detailed analysis that bolsters the rare Earth hypothesis.vbcrlfThe Moonvbcrlf The Moon is abnormally large. In a way, it and Earth are almost sister planets. The large Moon plays a remarkable role in stabilizing the tilt...
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...o the ocean and atmosphere. The events are called "snowball Earth," and the last may have led to the rise of animals. It occurred just before the Cambrian explosion, the dramatic rise of multicellular organisms in the fossil record. If advanced life was indeed jump-started by such a rare effect, it would underscore the difficulty of evolving animals even on the best of planets. ----D.E.B vbcrlf
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