Columbia subject headings:
Harvard subject headings:
Climatic changes--Congresses
Climatic changes--Economic aspects--Peru--Congresses.
Climatic changes--Peru--Congresses.
Climatic changes--Political aspects--Peru--Congresses.
Climatic changes--Social aspects--Peru--Congresses.
Princeton subject headings:
Climatic changes--Congresses.
Climatic changes--Economic aspects--Peru--Congresses.
Climatic changes--Peru--Congresses.
Climatic changes--Political aspects--Peru--Congresses.
Climatic changes--Social aspects--Peru--Congresses.