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Seawater system diagramDiagram of a basic seawater district cooling system.1
Honolulu by cliff1066Frigid seawater pumped in from the ocean’s depths will soon help cool more than half of the buildings in Honolulu’s downtown. Honolulu Seawater Air Conditioning LLC, which is undertaking the $240 million project, expects its technology to cut the Hawaiian city's air conditioning electricity usage by up to <b>75 percent</b> while slashing carbon emissions and the use of ozone-depleting refrigerants.2
Map of proposed seawater service area in HonoluluFrigid seawater pumped in from the ocean’s depths will soon help cool more than half of the buildings in Honolulu’s downtown. Honolulu Seawater Air Conditioning LLC, which is undertaking the $240 million project, expects its technology to cut the Hawaiian city's air conditioning electricity usage by up to <b>75 percent</b> while slashing carbon emissions and the use of ozone-depleting refrigerants.3
