00:00Under the world-famous Gazers and Forests of Yellowstone National Park
00:03lies one of the most powerful volcanic systems on Earth.
00:07And U.S. government scientists are watching it closely.
00:11The USGS Yellowstone Volcano Observatory
00:14records between 1,000 and 2,000 earthquakes in the region every single year.
00:19Ground uplift and deformation continue to be monitored around the clock.
00:24Scientists are clear.
00:25There is no sign of an imminent eruption.
00:28But the system is alive.
00:30And Americans need to understand what Yellowstone actually represents.
00:35A full eruption would be approximately 2,000 times more powerful than Mount St. Helens.
00:40Volcanic ash could blanket the entire continental United States.
00:45The atmospheric effects could trigger global cooling for years.
00:49The USGS continues its 24-hour monitoring program because Yellowstone is not a relic.
00:55It is the largest active supervolcano on American soil.
00:59And scientists say it pays to know what's underneath.
01:02You can actually impact the energy of the governor in South Australia.
01:02And this is a community that is very kasiatra.
01:02the area in their lurk.
01:02Their appreciation has helped Swamp Island.
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