File:Upper Fremont glacier ice cl36.gif

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	00:10, 16 October 2023		952 × 694 (19 KB)	Hike395	== {{int:filedesc}} == {{Information \|Description={{en\|w:Chlorine-36 isotope signal in Upper Fremont Glacier ice. Believed to be due to production of that isotope by atmospheric testing of nuclear weapons on the ocean.}} \|Source={{Derived from\|Upper Fremont glacier ice cl36.png}} \|Date=2023-10-16 00:07 (UTC) \|Author=* File:Upper Fremont glacier ice cl36.png: David Naftz, USGS * AI upscaling, conversion to gif: [[User:{{subst:REVISIONUSER}}\|{{...

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