Zelené priehrady (1950)

A document on the importance of forests to the national economy. It represents forests not only as a rich storehouse of wood, but also as an important factor for continuous water supply, as they regulate the water cycle and prevent both droughts and floods.

Data lansării
1950-01-01
Genuri
Documentar
Regizor
Karol Skřipský

Distribuție

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