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00:00:00 / 00:18:00

Water for the Prairies 1951 Acceso ilimitado gratuito

Water for the Prairies 1951 Acceso ilimitado gratuito

This 1950s' film looks at the measures to preserve water flow from the Rocky Mountains. With the steady falling of the water table, the exploitation of timber stands and the recession of glaciers, water conservation was an urgent concern of the Alberta and federal governments.

Tiempo de ejecución: 18 minutos

Calidad: HD

Lanzamiento: Jan 01, 1951

País: Canada

Idioma:

Transmita miles de películas y programas de TV gratis.
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