Ten years ago, scientists discovered ancient hunting camps beneath the lake. Now, DNA samples from a submerged peat bog could produce more revelations about the prehistoric Great Lakes.
Few have contributed more to the understanding of the early Americas and ancient mammals than Dan Fisher. After dozens of digs and numerous studies, he’s retiring from the University of Michigan this year.
Global warming is the latest in a string of challenges to face the lakes in their young (geologically speaking) lives. More than 150 native fish species are at risk.
