Palaeoecology - A breath of fresh air

被引：8

作者：

Canfield, DE ^{[1
]}

机构：

[1] Odense Univ, Inst Biol, DK-5230 Odense M, Denmark

来源：

NATURE | 1999年 / 400卷 / 6744期

关键词：

D O I：

10.1038/22872

中图分类号：

O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];

学科分类号：

07 ; 0710 ; 09 ;

摘要：

We owe our oxygen-rich atmosphere to the photosynthetic activity of ancient bacteria. Chemical traces found in rocks have pushed back the origins of this process to 2.5 billion years ago.

引用

页码：503 / +

页数：2

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