From what I have seen...

Space/Science » in reply to The "methane" detected on Mars has very low concentrations

R.L. — 6/8/2005 7:00:03 AM (archived)

The claims of trace amounts of methane on Mars are well founded but I have always been very skeptical of the claim that the methane HAS to be volcanic or biogenic...

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Biogenic Mars methane claim Dealt a serious blow - R.L. - 6/7/2005 8:49:24 PM
- Still requires current liquid water near surface for the methane to be continuously forming. - Robert Clark - 6/8/2005 7:04:13 PM
- The "methane" detected on Mars has very low concentrations - Gary - 6/8/2005 4:15:20 AM
  - From what I have seen... - R.L. - 6/8/2005 7:00:03 AM
    - The conclusions are based upon spectra with lots of background noise - Gary - 6/8/2005 4:26:41 PM

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