CHART I. POSTGLACIAL STAGES
RETREAT OF ICE AND CHANGES
| SCANDINAVIA | WESTERN AND MIDDLE EUROPE | PARALLELS IN ASIA AND ELSEWHERE[133] | DATE |
| 1. Aachen Stage. | 24,000 (to 40,000) B. C.[134] | ||
| Ice-retreats in northern Germany. | Solutrean. Dry and Cold. Steppe and Tundra Fauna. | ||
| Swedish-Finnish Moraines. | 2. Bühl Stage. Early Magdalenian.Moist and cold. Tundra. | 16,000 (to 24,000) B. C.[135] | |
| Yoldia Period. Dryas Flora. | Middle Magd.Steppe Loess formed. | Susa founded. | |
| Glaciers in Mountains. Ancylus Lake.Dryas, Birch, Pine Maglemose. | 3. Gschnitz Stage. Late Magdalenian. | Anau founded.[136] Neolithic Settlements in Crete. | 10,000 B. C.?[137] |
| Littorina Depression. | 4. Daun Stage. | 6,000 B. C.? | |
| Optimum Climate. | Azilian-Tard. | (7,000) B. C.? | |
| Oak. Shell-heaps. | Campignian. | Sumerians in Babylonia. | |
| Full Neolithic. Beech. | Full Neolithic. | Predynastic Egyptians.Copper Period. | 4,000 (-6,000) B. C.? |
| Bronze Period. | Bronze Period. | XI-XIII Egyptian Dynasties. | 1,900- 2,500 B. C. |
CHART II. CHANGES OF CLIMATE IN DENMARK[138]
1. Arctic climate. Temperature about 8° Cent. Younger Yoldia layers, Older Dryas period. Flora: Dryas octopetala, Salix polaris.
2. Subarctic climate. Temp. 8°-12° Cent. Older Dryas. Flora as in 1.
3. Climate becomes moderate, continental. First maximum temp. 12°-15° Cent. Birches, poplars, junipers.
4. Climate subarctic. Temp. 8°-12° Cent. Birches.