oxygène (1) évolution (1) froid (1) Development (1) Variation (1) Ionian Sea (1) Dryas (1) Water (1) Sapropel (1) Salinity (1) Oxygen (1) Mass (1) Manufacturers' agents (1) Isotopes (1) Foraminifera (1) Fertility (1) Factor analysis (1) Evolution (1) Commission merchants (1) Cold (1) Circulation (1) Ecological zones (1) Evolution (1) Isotopes (1) Fertility (1) Tardiglaciaire (1) nucleus (1) messe (1) jatte (1)