different wind directions?
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by Hakaeh
These fans seem to disperse matter into different directions although close together. Or is that due to terrain?
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by Hakaeh
Image APF0000k5i
shows small fans in different directions too.
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by wassock moderator
if you look closely, some of the sources shoe 2 fans, try the 2nd large one from the right at the bottom. Anyone know why these are white instead of black?
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by Hakaeh
I think the white is crystallised CO2 #frost ?
http://blog.planetfour.org/2013/01/09/interesting-features-to-mark/
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