Columbia subject headings:
Harvard subject headings:
Africa, Sub-Saharan--Emigration and immigration--Environmental aspects.
Climatic changes--Social aspects--Africa, Sub-Saharan.
Environmental disasters--Social aspects--Africa, Sub-Saharan.
Environmental refugees--Africa, Sub-Saharan.
Migration, Internal--Environmental aspects--Africa, Sub-Saharan.
Princeton subject headings:
Africa, Sub-Saharan--Emigration and immigration--Environmental aspects.
Climatic changes--Social aspects--Africa, Sub-Saharan.
Climatic changes--Social aspects--Cameroon.
Environmental disasters--Social aspects--Africa, Sub-Saharan.
Environmental refugees--Africa, Sub-Saharan.
Migration, Internal--Environmental aspects--Africa, Sub-Saharan.
Migration, Internal--Environmental aspects--Cameroon.