Yellowstone Eruption

The event -

Without warning a powerful earthquake begins to shake yellowstone park within moments huge incandescent hurricanes known as pyroclastic flows, which can cover thousands to tens of thousands of square kilometres in thick deposits of hot ash cover the area. No living beings caught in the pyroclastic flow survive. However, these dramatic local effects are not of greatest worldwide concern. Globally, most repercussions come from the effects of the volcanic ash and volcanic gases suddenly released into the atmosphere.

Volcanic ash fallout from the super-eruption has severe effects over areas the size of a large continent. Volcanic ash is disrupts and  many kinds of crops. The super eruption super-eruption covers tens of millions of square kilometres in several centimetres of ash.

America will soon exit the world scene leading to a new world without the US