SCIENTIFIC RESULTS 



19 



A POUYNYA 



Figure 9. — A small poljuya in pack ice. From its small extent it is sometimes 

 referred to as a pool. (Photograph by H. G. Pontiug in the Scientific Reports of 

 the British Antarctic Expedition.) 



Frost Smoke 



FiGfUE 10. — A polynya from which frost smoke is rising. The famous " North 

 Water " in the northern part of Baffin Bay remains open throughout many winters 

 despite the very low temjieratures and th(> presence of surrounding ice. (Photo- 

 graph by H. G. Pouting in the Scientific Keports of the British Antarctic 

 Expedition.) 



