Science In Action - Why Sherpas might be the best mountain climbers in the world - ÃÛÑ¿´«Ã½ Sounds

Science In Action - Why Sherpas might be the best mountain climbers in the world - ÃÛÑ¿´«Ã½ Sounds
Why Sherpas might be the best mountain climbers in the world
How Sherpas are specially adapted to deal with low oxygen and air pressure at high altitud