The discovery of the fact that the Great Lakes originate from a geological hotspot beneath the ancient supercontinent Pangaea presents a major advancement in the comprehension of the geological ...
A hotspot that now lies in the middle of the Atlantic Ocean was once under the Great Lakes, and may explain why they formed where they did. When you purchase through links on our site, we may earn an ...
The Staggering Numbers Behind Earth's Greatest Freshwater System S. Environmental Protection Agency. They contain 21% of the ...