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2.1 Deti: Stabilna populacia

Preview image for the video "2.1 Deti: Stabilna populacia".

Krátke a zrozumitelné vysvetlenie, preco je celkova fertilita okolo 2.1 povazovana za uroven nahradenia pre stabilnu populaciu. Video pouziva jednoduche priklady a humor, aby ukazalo, ako fertilita pod uroven nahradenia vedie casom k poklesu populacie a preco demografi pouzivaju hranicu 2.1 pri interpretacii dlhotrvale stabilnej populacie.

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