Keywords: DEPTH, sediment/rock; DRILL; Drilling/drill rig; Loss on ignition; Muffel furnace, 550 °C, LOI; Muffel furnace, 950 °C, LOI; Rotsee; Rotsee_RL-250; Sampling/drilling in lake; Switzerland

Keywords: DEPTH, sediment/rock; DRILL; Drilling/drill rig; Isotope ratio mass spectrometry; Rotsee; Rotsee_RL-250; Sampling/drilling in lake; Switzerland; δ18O, carbonate

Keywords: Age, 14C conventional; Age, dated; Age, dated material; Age, dated standard deviation; Depth, bottom/max; DEPTH, sediment/rock; Depth, top/min; DRILL; Drilling/drill rig; Rotsee; Rotsee_RL-250; Sample code/label; Sampling/drilling in lake; Switzerland; δ13C, organic carbon

Keywords: Abies; Acer; Alnus; Artemisia; Asteroideae; Betula; Botrychium; Buxus sempervirens; Campanulaceae; Cannabaceae; Carpinus betulus; Caryophyllaceae; Castanea sativa; Centaurea cyanus; Centaurea nigra-type; Chenopodiaceae-type; Cichorioideae; Corylus avellana; Counting, palynology; Cruciferea; Cyperaceae; DEPTH, sediment/rock; DRILL; Drilling/drill rig; Dryopteris filix-mas-type; Ephedra distachya-type; Ephedra fragilis-type; Epilobium; Equisetum; Ericaceae; Fagus; Filipendula; Frangula alnus; Fraxinus excelsior; Gentianaceae; Geranium; Gramineae; Gypsophila repens-type; Hedera helix; Helianthemum; Hippophae rhamnoides; Ilex aquifolium; Juglans; Juniperus; Knautia; Labiatae; Liliaceae-type indeterminata; Lotus-type; Lycopodiaceae; Lythrum; Mentha-type; Myriophyllum verticillatum-type; Nuphar; Nymphaea; Papilionaceae; Pediastrum; Picea; Pinus; Plantago; Plantago lanceolata-type; Plantago major-type; Polygonum aviculare; Polygonum bistorta; Polypodium; Populus; Potamogeton-type; Pteridium aquilinum; Quercus; Ranunculaceae; Rhamnus; Rosaceae; Rotsee; Rotsee_RL-250; Rubiaceae; Rumex-type; Salix; Sambucus nigra-type; Sampling/drilling in lake; Sanguisorba minor-type; Sanguisorba officinalis; Saxifraga oppositifolia-type; Secale; Selaginella selaginoides; Sphagnum; Spores, monolete; Spores, trilete; sum Cerealia; Switzerland; Thalictrum; Thelypteris palustris; Tilia; Trapa natans; Trifolium-type; Typha latifolia-type; Ulmus; Umbelliferae; Urtica; Varia; Viburnum; Viscum; Vitis