TY - JOUR A1 - Badger, M. P. S. T1 - Alkenone isotopes show evidence of active carbon concentrating mechanisms in coccolithophores as aqueous carbon dioxide concentrations fall below 7 μmolL−1 JO - Biogeosciences Discuss. J1 - BGD VL - 2020 SP - 1 EP - 19 Y1 - 2020/10/02 PB - Copernicus Publications SN - 1810-6285 UR - https://bg.copernicus.org/preprints/bg-2020-356/ L1 - https://bg.copernicus.org/preprints/bg-2020-356/bg-2020-356.pdf DO - 10.5194/bg-2020-356 ER -