Afterwarmingup in a Finnish sauna -- a national tradition -- guests don socks for a 50m, often naked run through the snow to a manmade hole in the ice, where they can safely use a step ladder to dip in the icy lake waters below.
It may be instructive to remember that all of this global warming crisis frenzy really got heated up in the late 1980s, less than two decades after many scientists had warned during the mid-1970s that the next Ice Age was rapidly approaching.