Ice cover takes deep dip on Great Lakes

Icy, snow-covered lakes are a normal part of Midwest winters, but Great Lakes ice cover is taking a big dip this year in Michigan and other states, weather experts say.

Ancient sea ice core sheds light on modern climate change

A 170 m record of marine sediment cores extracted from Adélie Land in Antarctica by the Integrated Ocean Drilling Programme is yielding new insights into the complicated relationship between sea ice and climate change.

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