the following questions to explain volcanic features at Yellowstone: "How do we know Yellowstone is a In September 2004, USGS scientists detected sudden, but unmistakable, signs that Mount St. Helens was waking up. They say that the number of volcanoes in the world could be in … Volcanic eruptions are among Earth’s most dramatic and powerful agents of change. Can an eruption at one volcano trigger an eruption at another volcano? Enjoyed looking through this, very good stuff, thankyou . Which sounds more dangerous, lava or mud? 23:22 Why didn't the Universe collapse again? An eruption occurred 12 months later on May 21, 1915. This chart shows 13 volcanoes on a map of Washington, Oregon, and northern California and time lines for each showing the ages of their eruptions. google_ad_height = 90; The Q&A at the end of the talk can be found on the original source video (Source URL). Hundreds of articles have been written about the largest volcanic eruption in recorded history, at Indonesia’s Mt. https://www.youtube.com/channel/UCUHI67dh9jEO2rvK–MdCSg, Support us at: https://www.patreon.com/universetoday Other volcanoes haven’t erupted in a long time, and so scientists don’t know if they’re still active. There are 550 volcanoes that have been active in all recorded history, and geologists have located an additional 1300 volcanoes that have erupted in the last 10,000 years. A Key Biosignature Called Phosphine has been Discovered in Venus' Atmosphere. 45:39 What's the difference between the SpaceX suits and the shuttle suits? ", "What is a Caldera? 11:15 How small would Earth be as a black hole? There is no definitive evidence that an eruption at one volcano can trigger an eruption at a volcano that’s hundreds of kilometers/miles away or on a different continent. Giant ash cloud from the eruption of Mount Pinatubo, 1991 towering above farms and agricultural lands in the Philippines. It’s a bird, it’s a plane! RSS: https://www.universetoday.com/audio, What Fraser's Watching Playlist: In the early 1960s, the emergence of the theory of plate tectonics started a revolution in the earth sciences.