Exclusion zones are often placed around volcanoes when they are showing signs of unrest, with this radius increasing when an eruption actually begins. But, which volcano once had the largest exclusion zone to date? Today's video answers that question. #shorts #pinatubo #geology #science 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. Sources/Citations: [1] U.S. Geological Survey [2] PVMBG (Indonesia) (Pusat Vulkanologi dan Mitigasi Bencana Geologi) (Indonesia) [3] Phivolcs [4] Instituto Geofísico del Perú