SCIEXTIFIC RESULTS 



19 



A POLYNYA 



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

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

 the P.ritish .Antarctic Expedition.) 



" If" Iri ilMWil 



Frost Smoke 



FlGCRE 10. — A polynya from which frost smoke is rising. The faiimus "" North 

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

 despite the very low temperatures and the presence of surroujidin<„' ici'. (I'hoto- 

 graph by H. G. Ponting in the Scientific Reports of the British Antarctic- 

 Expedition.) 



