Columbia subject headings:
Agriculture, Prehistoric--Europe.
Europe--Antiquities.
Neolithic period--Europe.
Palynology--Europe.
Plant remains (Archaeology)--Europe.
Harvard subject headings:
Neolithic period--Europe--Congresses.
Palynology--Europe--Congresses.
Pollen, Fossil--Congresses.
Princeton subject headings:
Nature--Effect of human beings on.
Palynology.
Prehistoric peoples.