(CNN) — Trees are believed to have originated hundreds of millions of years ago. Ever since, evidence of these ancient plant sentinels has been in short supply. Now, a new discovery of uniquely 3D ...
CEDAR RAPIDS, Iowa (KCRG) - On the University of Iowa’s Oakdale campus in Coralville, you’ll find a rare mature American chestnut tree. Campus arborist Andy Dahl has made trees his life’s work — ...
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