An Omen?

The comet ISON is on its way toward its close encounter with the sun.  If it survives this test, it should supply a spectacular light show later this week ... see: Washington Post Story.  This clearly is another disturbing result of global warming ... er, climate change.

Or perhaps this is an omen indicating that Iran is sincere in its pledge to stop enriching uranium? Nah!  It's that climate change thingie ...