The zero isotherm in the west of the continent passes in its northern part, which is explained by the influence of the warm North Atlantic current. In the depths of the mainland, it sinks far to the south, because the continentality of the climate is increasing. In the east of the mainland, the isotherm rises to the north again, since in the east the warm currents of Kuroshio and the North Pacific pass.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.