Data and R scripts for: Microplastic pollution in terrestrial soils — a global systematic review and meta-analysis of sources, ecological impacts, and remediation strategies (2000–2025)

This dataset contains the complete data extraction workbook (Excel), PRISMA screening log, risk of bias assessments, and R scripts supporting the systematic review and meta-analysis. The Excel workbook includes study characteristics (n=240 studies), effect-size data (n=152 meta-analysis studies), SYRCLE risk of bias ratings, and PRISMA 2020 screening records. R scripts use the metafor package (v4.6.0) in R v4.4.1.