CHICAGO — As an ice sheet thousands of feet thick began its final crawling retreat from North America to the Arctic toward the end of the last glacial period some 10,000 years ago, it left behind the ...
As an ice sheet thousands of feet thick began its final crawling retreat from North America to the Arctic toward the end of the last glacial period some 10,000 years ago, it left behind the planet’s ...
Waterspouts tend to form when the air is cool and moist, and the water is near its warmest. The phenomena tend to form on the ...
This causes repeated rounds of cold air to spill over the Great Lakes and create bands of heavy lake-effect snow off lakes ...
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