{"thcode":61,"term":{"code":655,"name":"dendrochronology","parent":651,"scope":"analysis of the annual growth rings in a tree trunk to 1) date the tree and 2) establish a chronology of climatic events that affected the tree's rate of growth."},"uf":[{"name":"tree ring anlaysis","usewith":false}],"bt":[{"code":651,"name":"biology","parent":639,"scope":"the study of living organisms."},{"code":639,"name":"discipline","parent":1,"scope":null},{"code":1,"name":"Marine Realms Information Bank (MRIB) keyword categories","parent":null,"scope":null}],"nt":[],"rt":[{"code":503,"name":"dendrochronological analysis","parent":502,"scope":"absolute dating method based on counting the annual growth rings in a sampled tree trunk; often used to date climatological events that affected the rate of growth in the tree."}]}