this woman is typical. animal herders mostly. a third of the population lives in poverty. in this tent, they ve raised three children. what you see here is all they have to hold out the harsh mongolia winter. the temperature outside, a freezing minus 40. it s a harsh life. they struggle to get by on a government handout of his than $20 a month. our life is very difficult. we can t do anything. if we go to the city, we can t afford to buy anything. we just hope that hinge thises get better. reporter: she braves the cold to scatter goat s milk to the four winds, a ritual she hopes will bring good luck. and her luck may indeed be about to change. mining mania is sweeping the