As a geologist, Greg Stock never imagined he’d witness the death of a glacier. The Lyell Glacier is Yosemite National Park’s largest ice mass, and Stock has been researching it for more than a decade. The famed California scientist John Muir first studied the Lyell in the 1870s. But the glacier has slowly shrunk. Soon … Continue reading Watching Yosemite’s Lyell Glacier Die →