Columbia subject headings:
Architecture and climate.
Architecture, Domestic--Environmental aspects.
Dwellings--Energy conservation.
Ecological houses.
Sustainable architecture.
Harvard subject headings:
Architecture--Environmental aspects
Bioclimatology
Buildings--Energy conservation
Ecological houses
Princeton subject headings:
Architecture and climate.
Architecture, Domestic--Environmental aspects.
Dwellings--Energy conservation.
Ecological houses.
Sustainable architecture.