Benjamin Martin——Works at the United Nations Industrial Development Organization, Lives in Vienna, Austria.
Less pressure to absorb oxygen -C with each breath, carbon dioxide is exchanged for oxygen (see gas exchange). ... As atmospheric pressure drops (when we climb to higher altitudes), the gas exchange process becomes less efficient.read more >>
QuesHub is a place where questions meet answers, it is more authentic than Quora, but you still need to discern the answers provided by the respondents.