Barely Significant
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Human-induced biospheric carbon sink: Impact from the Taklamakan Afforestation Project.

Proc Natl Acad Sci U S A · 2026 · PMC12846775 · PMID 41557807

3
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closest p
boldest claim

The sentences

a positive trendno p-value reported
Associated with the positive trend of NDVI, SIF also exhibits a positive trend (6.1 × 10 −3 ± 2.1 × 10 −3 W/m 2 /sr/μm/year), although the data record is relatively short.

also in 6,846 other papers

a negative trendno p-value reported
Deseasonalized NEE shows a negative trend of −5.2 × 10 −12 ± 5.2 × 10 −12 kg/m 2 /s/y, suggesting that the biosphere is gradually absorbing more CO 2 from the atmosphere.

also in 2,510 other papers

a significant trendno p-value reported
Despite the absence of a significant trend in precipitation, a significant positive trend is evident in MODIS NDVI, with a rate of 6.8 × 10 −4 ± 1.5 × 10 −4 per year, indicating an increase in vegetation cover in the past 25 y.

also in 6,248 other papers

Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.