
iter in streams. 
Effects of forests on the water supply. 
ed. ) 
! 
an a om : 
now-fall and me- | They tend to increase the water supply. 
ee | 
b 1 annual rain-fall ..) But little in this county; amount of rain-fall or 
d fuel; As precipitation determined by the condensation 
as caused by the mountain ranges. 
. of water largely 
for fencing at 
. r for irrigation... 
| for fence f ° 
hin ipcltinne simian <0 Forests prevent the snows from melting too rap- 
aa T idly in the spring and protect the springs and 
rivulets, 

wee eee ee ee eear 
»sts ; Piton’* 
fuel mteen years .-...- 
1D) SN Se. atom bere They keep the ground moist and promote rain- 
ale Sala fall. 
or aa fenc@t ie SSR ees The headwaters of all important streams are 
protected and nourished by forests. 


