Columbia subject headings:
Climatic changes--International cooperation.
Greenhouse effect, Atmospheric--International cooperation.
Harvard subject headings:
Climatic changes
Global warming--International cooperation.
Global warming.
Greenhouse effect, Atmospheric--International cooperation.
Greenhouse effect, Atmospheric.
International Panel on Climate Change--Congresses.
Princeton subject headings:
Global warming--International cooperation.
Greenhouse effect, Atmospheric--International cooperation.
International Panel on Climate Change--Congresses.