Science Advances

Supplementary Materials

This PDF file includes:

  • Supplementary Materials and Methods
  • table S1. Radiocarbon dates for the sediment cores used in this study.
  • table S2. End-member δ13Cwax and ε values used for modeling δDP.
  • table S3. List of paleoclimate data sets investigated for the presence of an 8 ka dry event.
  • table S4. List of the climate models used for model-data comparison.
  • fig. S1. Estimated values for δDP versus δDwax- andδDwax-inferred δDP.
  • fig. S2. Regional relationship between δDP and precipitation amount.
  • fig. S3. Changes in sea-level pressure and precipitation in the GS-RD experiment during boreal winter.
  • fig. S4. Bioturbation forward modeling experiments.
  • fig. S5. Probability distributions of the end of the Green Sahara at each core site.
  • fig. S6. The presence and duration of the 8 ka event across North and East Africa.
  • fig. S7. Age models for each of the core sites.
  • fig. S8. δDwax and δ13Cwax for each of the core sites.
  • fig. S9. Map of the core top sediments used for δDP validation and the precipitation regression model.
  • fig. S10. Prior and posterior probability distributions for the parameters of the Bayesian regression model.
  • References (64–104)

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