OHGDGT Kara Sea Iberian margin Gulf of Mexico Version 4

This file contains data from marine surface sediments, marine SPM, soils, river sediments and river SPM from three locations (the Kara Sea, the Iberian margin and the northern Gulf of Mexico). This dataset is related to the study 'Impact of terrestrial organic matter input on hydroxylated isoprenoidal GDGT distributions: Implications for OH-isoGDGT-based temperature proxies '. The excel sheet contains information regarding the sediments, SPM and soils, their location, peak area of iso-GDGTs and OH-isoGDGTs, proxy indices discussed in the study and references for previously published data.