Organic geochemical approaches to understanding early life
© 2019 The Authors Here we discuss the early geological record of preserved organic carbon and the criteria that must be applied to distinguish biological from non-biological origins. Sedimentary graphite, irrespective of its isotopic composition, does not constitute a reliable biosignature because...
Main Authors: | Alleon, Julien, Summons, Roger E |
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Other Authors: | Massachusetts Institute of Technology. Department of Earth, Atmospheric, and Planetary Sciences |
Format: | Article |
Language: | English |
Published: |
Elsevier BV
2021
|
Online Access: | https://hdl.handle.net/1721.1/135118 |
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