«ratarintke polar regions cannot be account- 
The open ir . n 0 S i D 2 a current flowing from the Paoific 
ed for by V? ^ po les, and thence into the Atlantic ; 
“““.“.'L must pass the icy and intensely cold region l 
for this V a and mae t become frozen ; but even if 
of the polar ^ without freezing, if there is no source 
it should i' , , ld raust beoome greater and 
of b * at ,he further we go north, and consequently the 
greater tne fur ■ * would be at tbe po i e> att d the sur- 
greatest ., er must necessarily be frozen. 
face ot toe •• • frigid belts or zones surrounding 
1-uere are * b Q distaQce from each pole, the breadth 
tbe earth at a. d ined only by actual observation; 
of which can Par th seven zones—three tor- 
hence there be t °“ “f^for four temperate, one tor- 
rid, two tempera > ’ lbe temperature, which 
rid, and two fr gut, immediately around 
aotual exploration may uete JAMES CL&.RK, 
the poles. Professor of Mathematics 
Geobgetowh Course, Jan. 10, 1856. 
