A collage of photographs of the Colorado pine (Pinus edulis), also known as the pinyon pine, contributed to SEINet, an NSF-supported resource. New NSF-supported research using tree rings shows that in ...
DURHAM, N.C. – What do a tree and the Eiffel Tower have in common? According to a Duke University engineer, both are optimized for flow. In the case of trees, the flow is of water from the ground ...
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