the time for is now solar international energy agency heating & cooling programme mission to continue be preeminent collaborative in and technologies designs m ost people don t realize it but buildings consumes more than that used electricity or transportation so increasing use of thermal not only important timely as our demand continues steadily grow appropriate both key applications are those require low tempera ture heat such domestic hot water space pool drying processes certain industrial also can meet needs where supply sunny summer days desire a cool indoor environ ment well matched unfortunately represents small share all main barriers preventing greater a73 many yet cost competitive current government policies benefit existing non environmental costs using fossil fuels taken into account overcome these