Behind the book Ashfall

Wondering about the Yellowstone supervolcano? Find out more at this site: U.S. Geological Survey: University of Utah.

This image, from the USGS site, shows the path of the ashfall from eruptions millions of years ago. It allows you to see how Alex's home in Iowa was affected.


The USGS also has some great videos to explain the Yellowstone supervolcano:








Check out these articles for interviews with the author and extra info.

Mike Mullin, Author

Science of Ashfall Author Spotlight: Guest Post with Mike Mullin

Researching Supervolcanoes with Mike Mullin

What You Need to Survive a Supervolcano