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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 ...
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
5 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 ...
The Scotsman
23 小时
Why Scotland's native aspen trees tremble – and have good reason to do so
However, aspen also has the ability to send up new young shoots, or suckers, off the root system of an established tree, ...
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