GreenerBuildings reports that retailers that put green practices to work at their facilities can save tens of millions of dollars a year by managing resources and waste more aggressively, according to SSA Company . “Retailers spend millions of dollars on their green agendas, but never see the opportunity those agendas present to operate smarter, more efficiently, and with lower cost,” Suzanne Long, the Retail Practice leader for the global operations consulting firm, said in a statement