for scene 33 of the video " Ice Age 2050s: Certainty 2" by Rolf Witzsche
here for a larger image
The scientific community became concerned
One point to note is, that the scientific community became concerned already in the early 1970s about what must be done to protect humanity against the approaching Ice Age. The scientific community called for a world forum to discuss the subject.
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Published by Cygni Communications Ltd.
North Vancouver, BC, Canada - (C) in public domain - producer Rolf A. F.