If you live near the Great Lakes, or just enjoy their beauty, you've likely seen news about their water levels. But what if those rising waters aren't just a temporary inconvenience, but a complex challenge with surprising causes and far-reaching impacts?
The Great Lakes have seen historic water level fluctuations, with recent years bringing record highs.
After a period of low levels in the early 2010s, Lakes Michigan and Huron, for example, hit record highs in 2020.