1.
(Table 2) GDGT concentrations in SPM samples of the Amazon basin
2.
(Table S1) Concentrations of brGDGTs for each sample set along the Tagus transect
(Table 1) Bulk organic matter and GDGT analyses from riverbed sediments and river SPM samples
(Appendix 5) Concentrations of CL and IPL-derived isoGDGTs normalized to OC and BIT values for SPM
(Table 3) Concentrations of GDGTs and brGDGT-based indices for each sample set along the Tagus transect
(Appendix 6) Concentrations of CL and IPL-derived isoGDGTs normalized to OC and BIT values for marine surface sediments