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Oxygen The Molecule that Made the World
Oxygen has had extraordinary effects on life. Three hundred million years ago, in Carboniferous times, dragonflies grew as big as seagulls, with wingspans ofnearly a metre. Researchers claim they could have flown only if the air had contained more oxygen than today -probably as much as 35 per cen...
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| 格式: | Printed Book |
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Oxford
Oxford University Press
2002
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| 在线阅读: | http://classify.oclc.org/classify2/ClassifyDemo?owi=839747653 |