204 THE TREE DOCTOR 



Europe, Asia and a part of Africa are using more lumber 

 than they are producing, and even [Mexico is consuming one 

 hundred times more than she produces ; that Siberia and South 

 America have large areas of forests, but they are too far from 

 the sea-board to be exploited with profit ; and that the United 

 States and Canada are the only two countries that have any 

 considerable hard wood for the world's market. 



Photo 189 

 "Under the Spreading Chestnut Tree." 



Following our reports of the States, it seems that for every 

 two acres we are destroying we are planting one tree ! Canada 

 will have "wood to burn" when we are treeless ; for they seem 

 to take in the situation and practice conservation. Let the mind 

 go back, say two hundred years. Picture to yourself those beau- 

 tiful New England hills covered with Pine. Spruce and Hem- 

 lock. Imagine yourself in a modern flying machine, sailing 

 westward. You go into ecstasies over the sublime, towering 

 Pines on the hills and mountains of New York and Pennsyl- 

 vania. Your soul is thrilled at the sight of the giant Oaks, 



