A major earthquake in Russia has triggered activity at 6 volcanoes, including causing the Krashennikov volcano to produce its first historical eruption on record. This video discusses which 6 volcanoes are showing potential signs of unrest, and the exact nature of that unrest in each instance. Thumbnail Photo Credit: This work "Klyuchevskoy1", is a derivative of (resized, cropped, Increased brightness in darker and shadowed areas of image, decreased image's original color temperature, text overlay, overlaid with GeologyHub made graphics (the image border & the GeologyHub logo)) from "File:V78A7403.jpg", by: Козинцев, 2016, Other photo contributions to Wikimedia from this same user: https://commons.wikimedia.org/wiki/Special:Contributions/Козинцев, Posted on Wikimedia Commons at: https://commons.wikimedia.org/wiki/File:V78A7403.jpg, CC BY-SA 4.0. "Klyuchevskoy1" is used & licensed under CC BY-SA 4.0 by Youtube.com/GeologyHub Note: This video's author is not certain that the apparent uplift at the Vilyuchinsky and Opala volcanoes are real; these are most likely to be false signals, but I mentioned them on the small chance the signals were real. NASA EOSDIS Worldview satellite imagery Copyright © 2012-2025 United States Government as represented by the Administrator of the National Aeronautics and Space Administration. All Rights Reserved. Associated license for NASA EOSDIS Worldview: https://github.com/nasa-gibs/worldview/blob/main/LICENSE.md We acknowledge the use of imagery provided by services from NASA's Global Imagery Browse Services (GIBS), part of NASA's Earth Observing System Data and Information System (EOSDIS). We acknowledge the use of imagery from the NASA Worldview application (https://worldview.earthdata.nasa.gov/), part of the NASA Earth Observing System Data and Information System (EOSDIS). If you would like to support this channel, consider using one of the following links: (Patreon: http://patreon.com/geologyhub) (YouTube membership: https://www.youtube.com/channel/UCYeGh5VML5XPr5jYnzh3J6g/join) (Gemstone & Mineral Etsy store: http://prospectingarizona.etsy.com) (GeologyHub Merch Etsy store: http://geologyhub.etsy.com) Google Earth imagery used in this video: ©Google & Data Providers This video is protected under "fair use". If you see an image and/or video which is your own in this video, and/or think my discussion of a scientific paper (and/or discussion/mentioning of the data/information within a scientific paper) does not fall under the fair use doctrine, and wish for it to be censored or removed, contact me by email at [email protected] and I will make the necessary changes. Various licenses used in sections of this video (not the entire video, this video as a whole does not completely fall under one of these licenses) and/or in this video's thumbnail image (and this list does not include every license used in this video and/or thumbnail image): Public Domain: https://creativecommons.org/publicdomain/mark/1.0/ CC BY-SA 4.0 https://creativecommons.org/licenses/by-sa/4.0/legalcode Sources/Citations: [1] U.S. Geological Survey [2] NOAA [3] Photo Credit: NASA Worldview, EOSDIS Worldview, (Satellite imagery: Terra / MODIS, Aqua / MODIS), (Thermal signatures: Terra / MODIS, NOAA-20 / VIIRS, Aqua / MODIS), at https://worldview.earthdata.nasa.gov/ 0:00 Earthquake 0:28 Kambalny Volcano 1:31 Mutnovsky 2:40 Opala & Vilyuchinsky 3:21 Klyuchsvkoy 4:27 Krasheninnikov 4:42 Similar Historical Examples