Columbia subject headings:
Alps Region--Environmental conditions--Congresses.
Arctic regions--Environmental conditions--Congresses.
Ecology--Alps Region--Congresses.
Ecology--Arctic regions--Congresses.
Human ecology--Congresses.
Harvard subject headings:
Alps Region--Environmental conditions--Congresses.
Arctic regions--Environmental conditions--Congresses.
Climatic changes
Ecology--Alps Region--Congresses.
Ecology--Arctic regions--Congresses.
Endangered ecosystems
Environmental protection
Environmental toxicology
Human ecology--Congresses
Life sciences
Meteorology
Princeton subject headings:
Alps Region--Environmental conditions--Congresses.
Arctic regions--Environmental conditions--Congresses.
Ecology--Alps Region--Congresses.
Ecology--Arctic regions--Congresses.
Human ecology--Congresses.