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NEW YORK - JANUARY 2: New York Department of Parks and Recreation workers load Christmas trees into a mulch machine after a news conference promoting Christmas tree recycling January 2, 2003 in New York City. The recycling program dubbed Mulchfest 2003 encourages New Yorkers to bring their holiday trees to designated sites to be converted into wood chips to be used for mulch. (Photo by Mario Tama/Getty Images)

NEW YORK - JANUARY 2:  New York Department of Parks and Recreation workers load Christmas trees into a mulch machine after a news conference promoting Christmas tree recycling January 2, 2003 in New York City. The recycling program dubbed Mulchfest 2003 encourages New Yorkers to bring their holiday trees to designated sites to be converted into wood chips to be used for mulch.  (Photo by Mario Tama/Getty Images)