Even the main channel, with its stronger current, can freeze over entirely ... has declined near St. Louis and on the Illinois River, which is also part of the upper Mississippi River system.

Canadian agribusiness Richardson International has sought to acquire the 11.6-acre undeveloped site located along the Mississippi River at the mouth of River Des Peres in south St. Louis ...

Flood control along the Mississippi River ... risk across the entire river system, instead of relying on municipalities to try to solve flooding problems themselves, which can sometimes have impacts ...

An unknown object stuck on the bottom of the St. Louis River for more than a decade turned out to be an old, rusty Jeep. The ...

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

On the upper Mississippi, which stretches from the river's headwaters in northern Minnesota to Cairo, Illinois, south of St. Louis, the calmer ... with its stronger current, can freeze over entirely ...