Part of Hall of Planet Earth.
AMNH/D. Finnin
Hudson River Valley, New York | 1792-2006
Tree cores are a way to gather data without damaging a living tree. This core comes from a 214-year-old northern red oak (Quercus rubra), and represents a continuous record of climate in the Hudson River Valley.
Courtesy of Dr. Brendon M. Buckley, Lamont-Doherty Earth Observatory, Columbia University