In the Air

The world seems so different from high above. So little and without any problems. Birds, bees and flying machines, there is a lot more in the air than you would expect at first glance.


... contains roughly (by molar content/volume) 78.08% nitrogen, 20.95% oxygen, 0.93% argon, 0.038% carbon dioxide, trace amounts of other gases, and a variable amount (average around 1%) of water vapor.