Ocean-atmosphere chemistry on Earth has undergone dramatic evolutionary changes through its long history, with potentially significant ramifications for the emergence and long-term stability of atmospheric biosignatures.
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Biosignatures & Paleobiology: February 2017
Calendar
- 23 Apr: Outer Planets Assessment Group (OPAG)
- 24 Apr: Global Conference on Space for Emerging Countries – GLEC 2019
- 25 Apr: NASA Aerospace Safety Advisory Panel Meeting
- 26 Apr: Space Transportation Association Briefing With NASA Chief Scientist Jim Green
- 29 Apr: International Planetary Defense Conference
- 29 Apr: 6th IAA Planetary Defense Conference
- 30 Apr: NASA Advisory Council Human Exploration and Operations Committee Meeting
- 30 Apr: NASA Advisory Council Technology, Innovation and Engineering Committee Meeting
- 1 May: NASA Advisory Council; Regulatory and Policy Committee Meeting
- 2 May: NASA Advisory Council STEM Engagement Committee Meeting
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