Final answer:
The first version of the Köppen Climate Classification System was introduced in 1884 by Wladimir Köppen and serves as an influential system for categorizing different climate types globally.
Step-by-step explanation:
The first version of the Köppen Climate Classification System appeared in 1884. Developed by the Russian-German climatologist Wladimir Köppen, it is a comprehensive system categorizing various climates based on certain criteria like temperature and precipitation patterns. The Köppen system has been widely regarded and utilized in geographical and climatological studies to understand and communicate diverse climate types ranging from Ice-cap (EF) and Tundra (ET) to various continental and subtropical classifications.