Interest in Don Juan Pond and similar antarctic lakes has skyrocketed since the RSLs were first identified, and I expect that to continue, though the salt in Don Juan Pond are Chloride salts, not Perchlorate salts.
" Oh, don't pretend, for heaven's sake, you happy Don Juan, you myrtle-crowned lover" ! Markelov shouted, quite forgetting the coachman, who, though he did not turn round on the box, must have heard every word.