Satellite image for monitoring Iceberg behavior and glacier trends
Thermal channel (31) of MODIS / TERRA - © NASA acquired on the 15th of April
Between the 7th and 8th of April, two big iceberg detached from the Nansen Ice shelf , in proximity of the Italian Base Zucchelli, in Terranova Bay.
The color represents the temperature: from blue (-40 -50 ° C) to red (-10 ° C) and black (0° C) the polynya is visible, on the north of the Drygalski Ice Tongue (feature in black).
Polynya is a Russian word used as geographical term for an area of unfrozen sea within the ice pack; they are areas of persistent open water where we would expect to find sea ice