KSPS Documentaries

The Acceptance of J Harlen Bretz’s Ice Age Flood Theory

Clip: Special | 2m | Video has closed captioning.

After field studies conducted in the 1940s, J Harlen Bretz published a paper in 1956 providing substantial photographic evidence of great floods (the “Spokane Flood”) shaping the landscape of Central Washington and Western Montana. Bretz’s theory was widely accepted thereafter.

Aired: 04/23/10

Rating: NR

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Problems Playing Video? | Closed Captioning

KSPS Documentaries is a local public television program presented by KSPS PBS.