Snow is part of Earth’s seasonal cycle, with a majority of snow covering the Northern Hemisphere. When snow is pristinely white, it is highly reflective; a vast amount of sunlight that hits the snow is reflected back into space rather than absorbed.
I’m standing in a line at Brisbane Supanova 2013, a pop culture convention, when I’m approached by a young family with a tiny girl in a sparkly Snow White gown, complete with bright red hair bow. “We ...