{
  "title": "Yellowstone and other eruptions by magma volume",
  "description": "Nine eruptions with their magma volumes as printed by USGS, each volume against Mount St. Helens, and the even layer over the 48 states for the three Yellowstone eruptions. The ratio and layer columns are our own arithmetic.",
  "license": "CC BY 4.0",
  "license_url": "https://creativecommons.org/licenses/by/4.0/",
  "creator": "The What-If Observatory",
  "page": "https://whatifobservatory.com/what-if/yellowstone-eruption/",
  "derived_from": [
    "USGS Fact Sheet 2005-3024",
    "USGS FAQ on whether Yellowstone is overdue",
    "US Census Bureau 2010"
  ],
  "method": "Compiled by The What-If Observatory from the data listed"
}