| Visitor look at an environment-friendly tourism map at an EarthFair held in Grand Central Station of New York, April 20, 2010. Many environment-friendly services and products were displayed at the six-day EarthFair in New York which opened Monday to commemorate the upcoming Earth Day on April 22. [Xinhua] |
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![Visitor look at an environment-friendly tourism map at an EarthFair held in Grand Central Station of New York, April 20, 2010. Many environment-friendly services and products were displayed at the six-day EarthFair in New York which opened Monday to commemorate the upcoming Earth Day on April 22. [Xinhua]](http://images.china.cn/attachement/jpg/site1007/20100421/00114320f5750d389c4419.jpg "Visitor look at an environment-friendly tourism map at an EarthFair held in Grand Central Station of New York, April 20, 2010. Many environment-friendly services and products were displayed at the six-day EarthFair in New York which opened Monday to commemorate the upcoming Earth Day on April 22. [Xinhua]")
