for scene 61 of the video " Ice Age 2050s: Certainty 2" by Rolf Witzsche
here for a larger image
Hypothesis that bring us closer to the truth
Fortunately, as with all false theories, their dominant standing can fade into nothing when discoveries of truth raise perceptions to higher platforms where old hypothesis are simply superseded with higher hypothesis that bring us closer to the truth.
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Published by Cygni Communications Ltd.
North Vancouver, BC, Canada - (C) in public domain - producer Rolf A. F.