(John Doman / Pioneer Press) Wondering how long the Mississippi River is? Or how much water flows through the river? How about where it is the widest? Take a look at these facts and make yourself ...

The data that Burdis and Jankowski are looking at is much newer, dating back about 30 years, but it shows a similar trend.

KELLOGG, Minnesota - Standing on the frozen Mississippi River, his back to a few fishers in the distance, Rob Burdis begins to drill a hole into the ice near his feet. Once the drill stops ...