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Here's everything you need to know about the important Mississippi River flyway — and when and where to see birds amid their long journey.

The Mississippi River Basin and the Great Lakes-St. Lawrence River Basin supply freshwater and drain wastewater for millions of people. Two of the largest watersheds in the U.S., they span state and political boundaries. 

Above-average temperatures across the upper Midwest made for less than one month of safe ice on the Mississippi River, scientists estimate.

Great Lakes coverage at the Journal Sentinel is possible through a partnership with Report for America. Support this coverage with a donation.

Historic low flows turned the Mississippi River into a construction area in 2023 as the Army Corps of Engineers dredged huge quantities of sand to keep the channel open.