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 ...
Winter weather can have a large impact on how plants, specifically trees, grow. Here's what to know about plant dormancy and how weather has an impact ...
In order for trees to grow, they need to control their water balance meticulously. A study shows how trees react to drought -- and revises previous perceptions. In order for trees to grow, they need ...
James Johnston has been studying trees in the Blue Mountains that are older than America, and he’s disturbed by how many trees, after surviving for a few centuries or longer, died during a single ...
PORTLAND, Ore. (KOIN) — Older trees in an Eastern Oregon forest are perishing “at an alarming rate,” according to researchers. A new study led by James Johnston, an assistant research professor for ...
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