Data and analysis code for: Blue Carbon Ecosystems as Nature-Based Climate Solutions: Sequestration Rates, Policy Integration Gaps, and the Certification Bottleneck in Voluntary Carbon Markets

This deposit contains the complete dataset, screening log, bibliometric outputs, analysis scripts, and publication-quality figures supporting the systematic review and bibliometric analysis published in Oceanologia. Includes: (1) full Scopus export BibTeX corpus (2,183 records); (2) PRISMA 2020-compliant screening log (1,062 included studies); (3) bibliometric analysis outputs (Bradford, Lotka, keyword networks, country collaboration); (4) all analysis scripts (Python, R); (5) all manuscript figures (PNG + TIFF)