CONTENTS OF VOLUME VI 



THE PHYSICAL ENVIRONMENT METEOROLOGY, Etc. 



PAGE 



PRELIMINARY FIRST OBSERVATIONS ON THE WEATHER . . i 



CHAPTER I 

 WEATHER AND CLIMATE .... .8 



CHAPTER II 

 PRECIPITATION ....... .18 



CHAPTER III 

 THE RELATION BETWEEN PRECIPITATION AND VEGETATION . . 31 



CHAPTER IV 

 SNOW AND ICE ......... 40 



CHAPTER V 

 THE SKY SUNSETS CLOUDS THUNDERSTORMS ... 51 



CHAPTER VI 



THE APPARENT MOVEMENTS OF THE SUN . , . .63 



CHAPTER VII 



DAY AND NIGHT THE SEASONS . . . -75 



CHAPTER VIII 

 THE MOON ....... -85 



THE PHYSICAL ENVIRONMENT GEOLOGY, Etc. 



CHAPTER IX 

 INTRODUCTION ...... . . 92 



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