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The Archean atmosphere
The atmosphere of the Archean eon—one-third of Earth’s history—is important for understanding the evolution of our planet and Earth-like exoplanets. New geological proxies combined with models constrain atmospheric composition. They imply surface O(2) levels <10(−6) times present, N(2) levels tha...
Autores principales: | , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
American Association for the Advancement of Science
2020
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7043912/ https://www.ncbi.nlm.nih.gov/pubmed/32133393 http://dx.doi.org/10.1126/sciadv.aax1420 |