Here’s a species older than time, a species key to the great migrations transecting our planet—and in the space of a few years our short-term interests have brought it close to ruin. It’s a powerful metaphor (one wishes it were only a metaphor) and its tale is told with enormous care and balance. And with just the faintest hint of optimism at the end.
William Sargent
William Sargent is a consultant for the NOVA Science Series and is the author of numerous books about science and the environment, including A Year in the Notch: Exploring the Natural History of the White Mountains and Storm Surge: A Coastal Village Battles the Rising Atlantic. Formerly director of the Baltimore Aquarium and a research assistant at the Woods Hole Oceanographic Institution, he has taught at the Briarwood Center for Marine Biology and at Harvard …