Pick a Postcard - Polar Regions, Ice and Snow
 The continent of Antarctica in the south polar region of Earth NASA |  Polar bear with cub Scott Schliebe/USFWS |
 This portrait of an Alaskan Inuit man wearing a fur jacket with hood was most likely taken at the beginning of the 20th century. Library of Congress Prints and Photographs Photograph by Cann Studio, Inc., Fairbanks, Alaska |  This Inuit woman is carrying her baby on her back, which was the traditional Inuit way to carry a baby. The hoods of women's parkas were made extra large to fit an infant if necessary. Library of Congress Prints and Photographs, Photograph by Lomen Bros., 1906 |
 Seals and krill live in the Southern Ocean. Courtesy of Uwe Kils |  In these pictures you see adult Adelie penguins trying to protect their young from the storm and chicks that had to face their first Antarctic snow storm alone. Courtesy of Jean Pennycook / Penguin Science |
 One week after the first penguin chick hatched. Courtesy of Jean Pennycook / Penguin Science |  This is a 3-week-old Adelie penguin chick. Courtesy of Jean Pennycook / Penguin Science |
 This is a 4-week-old Adelie penguin chick. Courtesy of Jean Pennycook / Penguin Science |  The Adelie penguin colony - a sea of chicks. Courtesy of Jean Pennycook / Penguin Science |
 Adelie chicks are testing the strength of their wings against the strength of the waves. Courtesy of Jean Pennycook / Penguin Science |  Snowflake UCAR |
 Snowflake UCAR |  Snowflake UCAR |
