Oyster hatchery sows pearls of wisdom on climate change

In this photo taken Thursday, March 31, 2016, Oyster hatchery owner Bill Mook, standing, and Joe Salisbury, an associate professor of oceanography at the University of New Hampshire, view young oysters being grown at Mook Sea Farm in Walpole, Maine. Mook teamed up with researchers at the University of New Hampshire to install a monitoring system that helps him manipulate growing conditions and give his oysters a better start. (AP Photo/Holly Ramer)