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5 天
on MSN
Drought, higher temperatures, hungry elk threaten aspen trees near Flagstaff
Young aspens often don't survive because of factors such as grazing elk, according to a study by Northern Arizona University ...
来自MSN
15 天
Efforts under way to save endangered Aspen trees
Aspen provides a vital habitat for rare wildlife, plants and fungi and is one of Scotland's most important native trees. The ...
4 天
on MSN
Study shows climate change is hindering aspen tree maturity
Warming temperatures continuously impact mankind, wildlife, major corporations and propositions at all levels of government, ...
AZ Central
6 天
Drought, higher temperatures, hungry elk threaten aspen trees near Flagstaff
The new sprout is a clone of the original tree, and many cloned aspen trees can grow from the same root system. Aspen clones are some of the largest organisms on the planet. A single aspen ...
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