A historic Hunter Creek Valley building was excavated and tree-ring dated on Friday, Sept. 20. The building, which experts think housed farm animals, is made of wood that is around two centuries old, ...
If you cut down a tree, you can read in the wood an environmental record. Now climate change is complicating the narrative. In a basement in Tucson, Ariz., slices of tree trunks stand on shelves. They ...
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