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 ...
Purdue Extension urban forestry specialist Lindsey Purcell inspects leaves of a tulip poplar, Indiana’s state tree, for damage from lack of water. Although turning of leaf color is inevitable in ...