"aquifer thermal energy storage system" . . "interseasonally" . . . "storage tank" . "passive annual heat storage" . "Seasonal thermal energy storage#Annualized geo-solar" . "Seasonal thermal energy storage" . . "seasonal thermal store" . . "seasonal thermal energy store" . "Heat storage" . "Seasonal thermal energy storage#BTES" . "seasonal thermal energy storage" . "between opposing seasons" . "Seasonal thermal energy storage" . . "storage of heat or cold between opposing seasons" . "storage" . "interseasonal thermal store" . . "interseasonal durations" . "interseasonal" . . . . "borehole thermal energy storage" . "year-round constant temperature" .