When the New York City Council passed a law last week that will require large co-ops and condos to post letter grades reflecting their building’s energy efficiency, some of the earliest and loudest applause came from the Urban Green Council (UGC). This nonprofit promoter of green initiatives had been an ardent supporter of the bill, known as Intro 1632, from its introduction until its passage during the city council’s last meeting of the year.     Read the article…………….