With 174 active wildfires burning across Canada, several U.S. states are under air quality alerts due to the traveling smoke from these flames.

Great Lakes water levels are currently below average compared to 2024, though the lakes overall saw a rise from spring melt. Lakes Michigan-Huron are 8 inches lower than last year, the largest ...

When the Great Lakes Water Quality Agreement was passed in the 1970s, eutrophication was the big problem. Eutrophication occurs when too many nutrients enter a body of water, increasing the amount of ...

Michigan has the highest percentage of water area among U.S. states, at 41.5%. Alaska has the largest total water area, while ...

If all that water was spread across the contiguous United States ... Ultimately, the Great Lakes Observing System plans to make the lakebed map accessible to everyone and easy to use.

What lies beneath the Great Lakes' waves is largely ... (Brian Spurlock/USA Today Sports/Reuters) Additionally, high-resolution maps would identify underwater outcroppings and ledges where fish ...