A Land of Ash

The Yellowstone Caldera has erupted once every 600,000 years. We’re 40,000 years overdue.
A LAND OF ASH
Lava flows stretch for hundreds of miles. A cloud of ash billows east, burying the Midwest, destroying crops, and falling upon the Pacific Coast like a warm, dead snow. The remnants of the United States flees south as the global temperatures plummet.