Tree diversity is changing across tropical Andean and Amazonian forests in response to global change.

Nat Ecol Evol · 2026 · PMC12890586 · PMID 41577829

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a negative trendno p-value reported

All regions showed a negative trend in stem abundance, with the Eastern Amazon (Guyana Shield, Central-Eastern and Southern Amazon) experiencing sharper declines than the Western Amazon and the Andes, which showed higher variability.

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a significant trendno p-value reported

Although the Southern Amazon did not show a significant trend, the mean change was negative and included some of the most extreme negative values.

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