The New Green City Fair 2010 will be located in Union Square this Year on September 29, 2010 from 10am - 6 pm. This free event expects over 100,000 visitors for what may be one of the largest green events in NYC. The event is presented annually by Grow NYC a non-profit organization with a 40 year history of pivotal leadership in community gardening, teaching, recycling, and green market support. The New Green City fair will have interactive art exhibits, DIY tutorials and a Green Market.