Global rules shaping the treeline under climate change revealed

A new study from researchers at the University of North Carolina at Chapel Hill has revealed the key factors that determine where trees can grow at the highest elevations across the globe. By compiling the most comprehensive dataset of alpine treelines to date, more than 2,000 records worldwide, the research team uncovered a dual control system that explains why treelines form where they do, and which tree species dominate them.

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