Σάββατο 30 Μαΐου 2015

Why Are Some Glaciers Blue?

Blue-ice areas are patches of ice where wind and evaporation have scoured glaciers clean of snow.

via LiveScience.com http://ift.tt/1J9Iyl1

Δεν υπάρχουν σχόλια:

Δημοσίευση σχολίου