"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Grow-and-stow Christmas trees often arrive as two disassembled parts (the base and the tapered top). Once ...
Tree-ring samples taken by Paulo Quadri, who earned a Ph.D. in environmental studies from UC Santa Cruz, were included in the study. (Photo by Luz A. de Wit) The top-line findings of a massive ...
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