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- 2000 (1)
- Action anthropique ; Charbon de bois ; Diagramme pollinique ; Etats-Unis ; Glaciaire ; Illinois ; Interglaciaire ; Palynologie ; Paléo-environnement ; Quaternaire ; Variabilité climatique (1)
- Charcoal ; Climatic variability ; Glacial features ; Human impact ; Illinois ; Interglacial ; Palaeo-environment ; Palynology ; Pollen diagram ; Quaternary ; United States of America (1)
- Pittsburg Basin, in south-central Illinois, contains a sediment record extending from the present back to the end of the late Illinoian glaciation, when central Illinois was covered with Picea/Pinus forest. During the last interglaciation
- , a temperate deciduous forest more diverse than Holocene Quercus/Carya forest replaced the Illinoian late-glacial boreal forest. Prairie pollen types and the charcoal/pollen ratio, indicating fire frequency, temporarily increased. These changes in fire
- 2000