Columbia subject headings:
Geothermal engineering--Hawaii.
Geothermal engineering--West (U.S.)
Geothermal resources--Hawaii.
Geothermal resources--West (U.S.)
Harvard subject headings:
Geothermal engineering--Hawaii.
Geothermal engineering--West (U.S.)
Geothermal resources--Hawaii
Geothermal resources--West (U.S.)
Princeton subject headings: