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shrubification News

Changing tundra vegetation spells change for Arctic animals

For well over two decades, scientists have kept track of the changes occurring in the Arctic tundra habitat. Ankle-high grasses and sedges have given way to a sea of woody shrubs, some growing to neck-deep heights as the climate warms.
 

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Microscopic imaging reveals the pattern of annual rings in shrub stems  which the researchers used t...
Microscopic imaging reveals the pattern of annual rings in shrub stems, which the researchers used to determine that shrub growth is controlled by temperatures in June, the first month of the brief arctic growing season.
Daniel Ackerman

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