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Curiosity rover confirms source of seasonal methane spikes on Mars
UPI ^ | April 2, 2019 / 2:30 PM | By Brooks Hays

Posted on 04/02/2019 12:53:05 PM PDT by Red Badger

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To: Red Badger

Every taco truck is outdoors.

;^)


21 posted on 04/02/2019 4:53:21 PM PDT by elcid1970 (My gun safe is saying, "Room for one more, honey!")
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To: Red Badger

22 posted on 04/02/2019 5:57:26 PM PDT by Dutch Boy
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To: SunkenCiv

*ping*


23 posted on 04/02/2019 6:07:25 PM PDT by fieldmarshaldj ("It's Slappin' Time !")
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To: KevinDavis; annie laurie; Knitting A Conundrum; Viking2002; Ernest_at_the_Beach; Mmogamer; ...
small, transient geological events
Same as the water erosion. Thanks Red Badger.

24 posted on 04/03/2019 12:35:59 AM PDT by SunkenCiv (Imagine an imaginary menagerie manager imagining managing an imaginary menagerie.)
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Thomas Gold keyword as of March 2012 (I had the file already):
25 posted on 04/03/2019 12:48:29 AM PDT by SunkenCiv (Imagine an imaginary menagerie manager imagining managing an imaginary menagerie.)
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(his papers used to be online at Cornell, even after his death; glad I saved them to drive back then)
Life on other Planets
by Thomas Gold
May 1997
Highly oxidized iron is abundant on Mars, and very small-grained magnetite can then be expected to be one of the accumulated residues of microbial processes; so can iron sulfide and methane-derived carbonates. Polycyclic aromatic hydrocarbons are the large molecules that might remain in a rock that originally contained crude oil but then was exposed for millions of years to the high vacuum of space. All these substances have been found in the discovery meteorite, closely packaged to each other, and this by itself would make a strong case for the microbial interpretation. In addition, there are small objects seen under scanning electron microscopy that may well be fossils of microbes. While the last item by itself would not be conclusive evidence, the combination of this together with oil and the three residue products make a strong case for the microbial explanation. It is true that each step can occur without biological intervention, but the chance of finding by chance the evidence for all three solids in a small volume, together with hydrocarbons, seems to be very low. Many terrestrial oil and gas wells show just such an association (but an association with helium also, which the meteorite could not have transported through space).

26 posted on 04/03/2019 12:50:55 AM PDT by SunkenCiv (Imagine an imaginary menagerie manager imagining managing an imaginary menagerie.)
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To: fieldmarshaldj

Dang, in after the ping. ;^)


27 posted on 04/03/2019 2:21:37 PM PDT by SunkenCiv (Imagine an imaginary menagerie manager imagining managing an imaginary menagerie.)
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