Being green is a tricky thing. With 500,000 trees already planted throughout the city, some are saying that these trees creating more problems, according to a New York Times article [http://www.nytimes.com/2011/10/19/nyregion/new-york-planting-a-million-treestoo-many-some-say.html?ref=nyregion] . MillionTreesNYC [http://www.milliontreesnyc.org/html/about/