This is the 12482nd most frequent Russian word.
климатическая
"Климатическая" means "climatic" in English.
The word 'климатическая' is used as an adjective describing the noun 'конференция', meaning the topic of the conference is related to climate.
Климатическая конференция состоится завтра.
The climate conference will take place tomorrow.
Here, 'климатические' modifies the plural noun 'изменения', indicating that the changes pertain to the climate.
Учёные обсуждают климатические изменения.
Scientists are discussing climatic changes.
In this example, 'климатическая' describes the noun 'зона', specifying that the term is related to a region's climate.