National Geographic : 1921 May
WESTERN SIBERIA AND THE ALTAI MOUNTAINS 481 Photograph by D. A. Foster AMERICAN ARMY OFFICERS IN A SIBERIAN WHEAT FIELD Agriculture is the principal occupation of the natives of Siberia as well as of the emigrant Russians. It is estimated that half a million square miles of the empire are suitable for cultivation. The chief grain-producing regions are the Tobol and Ishim valleys, the marshy steppe between the Obi and Irtish rivers known as the Baraba, the territory around Tomsk, and the foothills of the Altai Mountains. A GLIMPSE OF SIBERIA'S LUMBER INDUSTRY South of the treeless northern tundras lies the almost illimitable forest zone of Siberia, abounding in birch, larch, and the conifers. With the improvement of transportation facilities, the lumber industry will prove an enormous national asset.