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10 green athletes going for gold in London

David Boudia, Olympics

Photo: Courtesy of Mitchell Haaseth, NBC Olympics

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David Boudia, diving

This 14-time national champion makes the environment a priority. Says Boudia, “I make an effort to recycle and dispose of trash properly.” The Indiana native is making his second Olympic appearance in London, having debuted in 2008 in Beijing. He also won several medals at the 2010 USA Diving Winter National Championships.