Science of The Total Environment · 2023
Biochar impacts on runoff and soil erosion by water: A systematic global scale meta-analysis
Gholamahmadi, B., Jeffery, S., Gonzalez-Pelayo, O., Prats, S. A., Bastos, A. C., Keizer, J. J., Verheijen, F. G.
Abstract
No abstract in the library.
Findings
What changed what, as the paper reports it. Grouped by the measured property.
soil erosion by water
↓ 2= 35
- decrease
biochar application to soil vs. zero biochar inputsignificant · Global biochar erosion and runoff experiments · Global grandmean16%reduction;Fig1erosionn181,95%CIbelowzero. Same-directionvariantsmerged:erosion27%reductionwithvegetation,12%bare (Results3.3.3;Discussion25/13conflicts);bothFig6CIsbelow0. >500Cbiocharassociated1.9timesgreatermitigationthan300-500C,butbothFig3CIsbelow0;nodirecttemperaturetestclaimed. Application5/15cm~22%reductions;30cm~6%,CIcrosses0. Applicationdepthnotmeasurementdepth.Climate/sitecomparisonsnotfindings.
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