Cortisol, testosterone, and free testosterone in athletes performing a marathon at 4,000 m altitude. (mpasupps.com)
The mean annual air temperature at the long-term ELA of 1170 m is -1.5 °C, as estimated from the Wolverine weather station at 990 m altitude about 0.5 km west of the glacier. (wgms.ch)
«Mauna Loa does not represent the typical atmospheric CO2 on different global locations but is typical only for this volcano at a maritime location in about 4000 m altitude at that latitude.» (drtimball.com)