I9I5-] 



IN AIR CIRCULATION OF THE GLOBE. 



191 



and in an as yet undetermined latitude, though certainly well to 

 the northward of Disco Island (Fig. i). 



Fig. I. Sketch map of Greenland to show roughly the position of the ice 

 domes within the central and southern portions. 



Antarctica. — This discovery that Greenland is provided with more 

 than one nourishing center for its inland-ice, is wholly in accord with 

 what has now been learned concerning the Pleistocene continental 



