. Elements of forestry. Forests and forestry. FOREST PROTECTION 127 nearly four times the size of Massachusetts is burned over annually. To express the amount of damage in another way, if lires had been prevented on forest lands that are now unpro- ductive on account of their destructive work, thirty-two bil- lion board feet or four-fifths of the total lumber cut in the country could be produced continuously every year on this Fig. 2$. — A Forest Fire on the Angeles National Forest in California. Forest fires have burned up as much timber as has been used in the past. Both public and pr
. Elements of forestry. Forests and forestry. FOREST PROTECTION 127 nearly four times the size of Massachusetts is burned over annually. To express the amount of damage in another way, if lires had been prevented on forest lands that are now unpro- ductive on account of their destructive work, thirty-two bil- lion board feet or four-fifths of the total lumber cut in the country could be produced continuously every year on this Fig. 2$. — A Forest Fire on the Angeles National Forest in California. Forest fires have burned up as much timber as has been used in the past. Both public and private organizations are adopting measures to prevent and control Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Moon, Frederick Franklin, 1880-1929; Brown, Nelson Courtlandt, 1885-. New York J. Wiley
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectforestsandforestry
