Fig 1.
Fig 2.
Fig 3.
Fig 4.
Fig 5.
Fig 6.
Pollen spectra from the profile Siedleszczany 4_
| Depth (cm) | Pre-Quaternary taxa | Quaternary taxa |
|---|---|---|
| 190–195 | Cathaya – 1 | Betula alba t. – 1 |
| Symplocos – 1 | Artemisia – 1 | |
| Cirillaceae/Clethraceae – 1 | Cyperaceae – 1 | |
| Bisaccatae strongly corroded – 10 | Polygonum bistorta – 1 | |
| Filicales Monolete – 1 | ||
| Corroded – 3 | ||
| 294–300 | Tsuga – 1 | Betula alba t. – 1 |
| Symplocos – 3 | Pinus silvestris t. – 1 | |
| Quercus (Tertiary) – 2 | Corylus – 3 | |
| Cathaya – 5 | Carpinus – 1 | |
| Taxodiaceae/Cupressaceae – 1 | Tilia (possibly Tiliopollenites) – 1 | |
| Bisaccate corroded – 20 | Artemisia – 1 | |
| Spores – 3 | Cyperaceae – 2 | |
| Corroded – 13 | Plantago major/media – 2 | |
| Varia – 2 | Rubiaceae – 1 | |
| Boraginaceae – 1 | ||
| Apiaceae – 1 | ||
| Pteridium – 1 | ||
| Pediastrum – 2 | ||
| Corroded – 1 | ||
| 325–330 | Cathaya – 1 | Betula alba t. – 2 |
| Bisaccatae corroded – 16 | Alnus glutinosa t. – 4 | |
| Varia (spores included) – 7 | Quercus – 4 | |
| Corroded – 10 | Corylus – 9 | |
| Fagus – 1 | ||
| Tilia cordata t. – 3 | ||
| Ulmus – 2 | ||
| Betula nana t. – 1 | ||
| Artemisia – 4 | ||
| Cyperaceae – 2 | ||
| Polygonum aviculare t. – 5 | ||
| Poaceae – 1 | ||
| Hypericum – 2 | ||
| Helianthemum – 2 | ||
| Fagopyrum – 2 | ||
| Plantago lanceolata – 1 | ||
| Cannabis/Hummulus – 1 | ||
| Cirsium/Carduus – 1 | ||
| Ranunculus acris t. – 1 | ||
| Centaurea rhenana t. – 1 | ||
| Cichoriaceae – 1 | ||
| Chenopodiaceae – 1 | ||
| Polygonum bistorta t. – 1 | ||
| Filicales Monoloetae – 12 | ||
| Pediastrum – 6 | ||
| Botryococcus – 1 |
Pollen spectra from profile Siedleszczany 3_
| Depth (cm) | pre-Quaternary taxa | Quaternary taxa |
|---|---|---|
| 195–202 | Bisaccatae corroded – 17 | Betula alba t. – 2 |
| Symplocos – 2 | Alnus glutinosa t. – 1 | |
| Tricoloporopollenites sp. – 1 | Corylus – 1 | |
| Spores – 1 | Populus – 3 | |
| Varia – 2 | Betula nana t. – 1 | |
| Corroded – 13 | Salix – 1 | |
| Poaceae – 1 | ||
| Chenopodiaceae/Amaranthaceae – 8 | ||
| Rosaceae – 2 | ||
| Polygonum bistorta t. – 3 | ||
| Artemisia – 1 | ||
| Papilionaceae – 1 | ||
| Linum – 1 | ||
| Cerastium t. – 1 | ||
| Cichoriaceae – 1 | ||
| Lycopodium complanatum – 1 | ||
| Sphagnum – 1 |
Results of radiocarbon dating at Siedleszczany 2 profile_
| Lab. code | Sample name | Depth (m) | 14C age BP | Calibrated age cal BP 68.3% conf. int. | Calibrated age cal BP 95.4% conf. int. |
|---|---|---|---|---|---|
| GdS-4598 | Siedleszczany 2, pr. 9 | 1.27–1.30 | 9790 ± 70 | 11,280–11,150 | 11,400–11,070 (91.2%) |
| 10,950–10,870 (4.2%) | |||||
| GdS-4597 | Siedleszczany 2, pr. 8 | 1.32–1.37 | 2950 ± 55 | 3210–3190 (3.3%) | 3330–3290 (3.3%) |
| 3180–3000 (65.0%) | 3260–2950 (92.1%) |
Results of OSL dating of fluvial sands at Siedleszczany profiles: laboratory code, depth of the samples, and dose rates_
| Lab. code | Depth (m) | Dose rate (Gy/ka) | Overdispersion (%) | Equivalent dose (Gy) | OSL age BP (a) | OSL age AD (a) |
|---|---|---|---|---|---|---|
| GdTL-4421 | 1.8 | 1.29 ± 0.05 | 13 | 0.78 ± 0.03 | 533 ± 33 | 1417 ± 33 |
| GdTL-4422 | 2.0 | 1.39 ± 0.06 | 21 | 0.58 ± 0.05 | 346 ± 40 | 1604 ± 40 |
| GdTL-4423 | 0.75 | 1.34 ± 0.06 | 28 | 0.73 ± 0.07 | 474 ± 57 | 1476 ± 57 |
| GdTL-4424 | 1.7 | 1.24 ± 0.05 | 29 | 1.57 ± 0.15 | 1200 ± 130 | 750 ± 130 |