Bulgan
The Selenge River—Mongolia's largest—enables 10% of national wheat production. Uyghur ruins at Baibalyk show ancient settlement; Soviet state farms industrialized what nomads couldn't. Now upstream Russian dams threaten water flows.
The Selenge River made Bulgan different. Where most of Mongolia faces water scarcity, Mongolia's largest river cuts through this province on its way to Russia and ultimately Lake Baikal. The Selenge's waters, combined with the Orkhon River's contribution, created something rare on the Mongolian plateau: irrigable farmland. Soviet planners recognized this and built state farms here during the socialist period. Today, Bulgan produces 10% of Mongolia's wheat—not much by global standards, but significant in a country where only 1% of land supports crops.
The agricultural vocation is recent; the settlement pattern is ancient. Near Dashinchilen, ruins of Baibalyk mark where the Uyghur Khaganate built a city in the 8th century. The Khugnu Khan mountain, straddling the border with neighboring Tov, hosts Uvgun Monastery, constructed in 1660 during the Qing period. These sites trace a familiar arc: steppe empires rose here because the same river valleys that support farming also support the concentrated grazing that builds horse herds.
Bulgan's geography splits sharply north-to-south. The northern districts blend into the Siberian taiga—enough forest to sustain a small timber industry. The south dries into rolling grassland continuous with the central steppe. Between these zones, 50,000 hectares of cultivated land produce wheat, potatoes, and vegetables that supply Ulaanbaatar markets.
The Orkhon has largely dried in recent decades—a casualty of upstream irrigation and climate shifts. The Selenge continues but faces its own pressures: Russian dams proposed upstream threaten to reduce flows that Mongolian agriculture depends on. By 2026, transboundary water politics will intensify as both countries weigh hydropower against downstream ecology and farming.