Nomadic travelers in central and east Asia were able to survive the harsh conditions of the tundras by adapting to the harsh environment that is engulfing the area or region. Also they keep moving with their hut or shelter and also may uses oxen for transportation and carrying logistics.
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True, because the greatest populated areas would not be in the mountain rages.
The name given the movement in which machines changed peoples way of life as well as their methods of manufacturing
If a deep-ocean trench is located adjacent to a continent, active volcanoes would likely be found landward from the trench.