Pastoralists in Mongolia draw on millennia of experience to raise livestock in harsh, volatile climates. What can they teach us as our environment changes? (Nov. 16) (AP Video/Shelby Lum)

What is pastoralism? The traditional practice in Mongolia offers lessons on sustainable farming

Pastoralists in Mongolia draw on millennia of experience to raise livestock in harsh, volatile climates. What can they teach us as our environment changes? (Nov. 16) (AP Video/Shelby Lum)