Columbia subject headings:
Geology, Stratigraphic--Quaternary--Congresses.
Paleoclimatology--Congresses.
Harvard subject headings:
Climatic changes--Congresses
Geology, Stratigraphic--Cenozoic--Congresses
Geology, Stratigraphic--Quaternary--Congresses
Paleoclimatology--Congresses
Princeton subject headings:
Geology, Stratigraphic--Quaternary--Congresses.
Paleoclimatology--Congresses.