[ 40O ] 



La Cotte alfo obferves, that in the vveftern trads of Europe, 

 in latitudes below 48°, this wind occurs ofteneft during the winter 

 months*, for the fuperior heat of the Atlantic in the low latitudes 

 determines the colder air in(umbent on Hungary and European: 

 Turkey to flow in upon it. 



Of Southerly Winds. 



A FEW years ago no problem in meteorology appeared to me 

 more difficult than to affign a caufe for the frequent prevalence of 

 a fauth wind even in winter, it being contrary to the laws of na- 

 nature that warm air fhould rufh upon colder, yet I fince difco- 

 vered, that the conjedural folution I then offered is grounded on a 

 real fad. 



In the eaftern parts of our hemifphere, from longitude 72° to 

 160°, that is, from the coaft of Malabar to the Moluccas, it blows 

 from the north-eaft conftantly from Odober until April. Now 

 this northern blafl muft be fupplied and recruited from countries 

 flill farther north, until we arrive at the pole, and the polar air 

 muft confequently be fupphed by that which lies fouth of it, and 



* 2 Mem. Meteorolog. p. 189, &c. 



thus 



