Guineans Papua

Papua New Guineans show signs of biological adaptations to altitude

Piunde lake (3800 masl) on Mt Wilhelm (Simbu province). (Photo F.-X. R./Post-processing S. P.). Credit: F.-X. R./Post-processing S. P. High altitude environments are one of the most demanding habitats in which humans have ever lived. This difficulty is mainly due to hypoxia: oxygen is less available to human tissues at high altitude. However, several populations…