Residual evidence of emissions?

• by susanteper

  Fan shapes that don't appear to be emissions - are these where previous emissions have melted the ice?

  Posted January 15, 2013 11:02 PM

• by Paul_Johnson

  Yes!

  The material sinks back in, leaving fan ghosts.........ooooOOOoooooooo!

  Posted January 15, 2013 11:04 PM