Compare Capetown to Chicago, Melbourne to Moscow, Santiago to Stockholm, Hobart to Helsinki, and Auckland to Anchorage. The Winter Olympics have always been held in the Northern Hemisphere. All European and North American national capitals lie above the 34-degree mark. A country would need to locate their capital on the tip of the Antarctic Peninsula to mirror the location of Reykjavik in the Southern Hemisphere. Hibernating mammals exist only in the Northern Hemisphere.
Deciduous trees are native only to the Northern Hemisphere.
The snow line is far closer to the Equator in the Northern Hemisphere than it is in the Southern Hemisphere. More than twenty separate tribal groups live within or near the Arctic Circle. By contrast the entire population of Scandinavia lives above 54 degrees North. The continents of the Southern Hemisphere are universally regarded as sunny and warm.