Biomarker record of sediment core MSM44_353-3

• Main Authors: Saini, Jeetendra, Stein, Ruediger, Fahl, Kirsten, Weiser, Jens, Hebbeln, Dierk, Hillaire-Marcel, Claude, de Vernal, Anne
• Format: Dataset
• Language: English
• Published: PANGAEA 2020
• Subjects: (9Z)-2,6,10,14-Tetramethyl-7-(3-methylpent-4-enyliden)pentadeca-9-ene; per unit mass total organic carbon; (9Z)-2,6,10,14-Tetramethyl-7-(3-methylpent-4-enyliden)pentadeca-9-ene per unit sediment mass; 2,6,10,14-Tetramethyl-7-(3-methylpent-4-enyl)pentadecane; 2,6,10,14-Tetramethyl-7-(3-methylpent-4-enyl)pentadecane per unit sediment mass; 24-Methylcholesta-5,22E-dien-3beta-ol; 24-Methylcholesta-5,22E-dien-3beta-ol per unit sediment mass; 4alpha,23,24-Trimethyl-5alpha-cholest-22E-en-3beta-ol; 4alpha,23,24-Trimethyl-5alpha-cholest-22E-en-3beta-ol per unit sediment mass; Accumulation rate; mass; total organic carbon; AGE; AWI_Paleo; Baffin Bay; brassicasterol; Calculated; Carbon; organic; total; DEPTH; sediment/rock; Gas chromatography - Mass spectrometry (GC-MS); GC; GeoB19927-3; Grain size; sieving; Gravity corer; HBI III; Holocene; IP25; Maria S. Merian; MSM44; MSM44_353-3; Paleoenvironmental Reconstructions from Marine Sediments @ AWI; Phytoplankton biomarker Brassicasterol IP25 index; Phytoplankton biomarker C25 HBI (Z) triene IP25 index; Phytoplankton biomarker Dinosterol IP25 index; albedo; Arctic; Baffin; Greenland; ice algae; Ice Sheet; Melville bugt; Nares strait; Phytoplankton; Sea ice
• Online Access: https://doi.pangaea.de/10.1594/PANGAEA.911365; https://doi.org/10.1594/PANGAEA.911365

Arctic sea ice is a critical component of the climate system, known to influence ocean circulation, earth's albedo, and ocean-atmosphere heat and gas exchange. Current developments in the use of IP25 (a sea ice proxy with 25 carbon atoms only synthesized by Arctic sea ice diatoms) have proven i...