nothing important, but i dont think its supposed to be there.
and im not sure what versions it affects, but i found it in 13w10b.
MC-11152
Fog colour changes when opening achievements screen
Resolved
Duplicate
0
sigurd sætherø spangelo
(Unassigned)
Unconfirmed
Snapshot 13w10b
Retrieved
Duplicate of MC-2472, please use the search function to see if your bug has already been submitted. Currently over 53% of tickets are being closed as duplicate.