Glaciers, sediments, and pollen can be used to reconstruct the climate of the past. Beyond “nature’s archive,” other sources, such as diaries, travel notes, parish or monastery registers, and other written documents—known as the “society’s archive”—contain reports and observations about local climates in bygone centuries. Glaciers, sediments, and pollen can be used to reconstruct the climate of the past. Beyond “nature’s archive,” other sources, such as diaries, travel notes, parish or monastery registers, and other written documents—known as the “society’s archive”—contain reports and observations about local climates in bygone centuries. Archaeology Social Sciences Phys.org – latest science and technology news stories