Science Advances

Supplementary Materials

The PDF file includes:

  • Supplementary Text
  • Fig. S1. Locations of the study sites.
  • Fig. S2. Climatology of relevant cities.
  • Fig. S3. Images of stalagmite samples.
  • Fig. S4. Age models.
  • Fig. S5. Replication test on stable isotope data from PDM02.
  • Fig. S6. Scatter plot of δ18O versus δ13C.
  • Fig. S7. The three obtained speleothem δ18O records.
  • Fig. S8. Comparison of the CBoB and Mawmluh cave records.
  • Fig. S9. Comparison of orbital AM records and Vostok atmospheric molecular oxygen δ18O record.
  • Fig. S10. Spatial-temporal comparison of speleothem δ18O records from the coastal Indian Ocean and southern China.
  • Fig. S11. Ice volume and temperature effects.
  • Fig. S12. Spatial-temporal comparison of speleothem δ18O records from mainland Southeast Asia over the past 40 ka.
  • Fig. S13. Calculation of rainfall δ18O gradient across mainland Southeast Asia.
  • Table S1. A list of the studied speleothem samples and their cave locations.
  • Table S2. Rainfall oxygen isotopic compositions across mainland Southeast Asia.
  • Table S3. Calculations of water vapor loss over the CBoB site.
  • Legends for data S1 and S2
  • References (6391)

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Other Supplementary Material for this manuscript includes the following:

  • Data S1 (Microsoft Excel format). 230Th dating results, with errors within 2σ (95% in confidence).
  • Data S2 (Microsoft Excel format). Stable isotope compositions.

Files in this Data Supplement: