Desert climate air motion; dry atmosphere near the surface and aloft; the exacerbated exposure to the sun where solar angles are always high. Cold desert climates ("BWk") usually feature hot (or warm in a few instances), dry summers, though summers are not typically as hot as hot desert climates. Unlike hot desert climates, cold desert climates tend to feature cold, dry winters. Snow tends to be rare in regions with this climate. The Gobi Desert in Mongolia is a classic example for cold deserts. Though hot in the summer, it shares the very cold winters of the rest of Central Asia. Cold
A Tale of the Wind of China, which Ivens filmed in 1938. Footage from the air is seen of the Great Wall of China, partially covered in desert sand. Trying to film the Terracotta Army, Ivens and Marceline Loridan only obtain permission to film for ten minutes, which would not be enough. Ivens therefore buys a large number of replicas from local tourist shops to create his own army, which he arranges and films, together with choreographed men dressed up in terracotta warrior costumes. At Ivens' camp in the Gobi Desert, an old woman approaches and says she can summon the wind by drawing a