标题：The Two-mile Time Machine: Ice Cores, Abrupt Climate Change and Our Future, Deadly Winter: The Life of Sir John Franklin, A Year in Lapland, Fundamentals of Glacier Dynamics
其他标题：The Two-mile Time Machine: Ice Cores, Abrupt Climate Change and Our Future, Deadly Winter: The Life of Sir John Franklin, A Year in Lapland, Fundamentals of Glacier Dynamics
