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WEATHER AND CLIMATE 



The amount of rainfall during the year varies greatly 

 in different places. It amounts to nothing or only a few 

 inches over some regions, as in parts of Peru where rain 

 falls only on an average of once in five years. But in the 

 Khasi Hills region of India it has been known to be over 

 600 inches ; and over 40 inches, or about the average yearly 



EFFECTS OF A TORNADO 



The iron windmill was blown across the cellar and protected the people 

 who had fled there for safety. 



rainfall for the eastern United States, has been known to 

 fall in 24 hours. 



The rainfall in different parts of the earth has been care- 

 fully measured and maps showing its average amount 

 prepared. As agriculture is largely dependent upon the 

 amount of rain and the season of the year in which it 

 falls, these maps tell much about the relative produc- 

 tivity of different regions of the earth: An annual total 

 of eighteen or more inches is necessary for agriculture; 



