Tom Koppel: 2 books

For decades the issue seemed moot. The first settlers, we were told, were big-game hunters who arrived from Asia at the end of the Ice Age some 12,000 years ago, crossing a land bridge at the Bering Strait and migrating south through an ice-free passage between two great glaciers blanketing the continent....

Ebb and Flow was named one of 2007's "best science books" by Peter Calamai, science editor of the Toronto Star [Dec. 30, 2007]. He calls it a "wonderful resource book…. Tom Koppel seems to have visited or read about every place with unusual tides and water currents, yet he wears this...