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UNITED STATES - OCTOBER 23: Prince Albert of Monaco and Charlene Wittstock at the university of San Diego in California where Prince Albert received the Roger Revelle Prize for his efforts to promote scientific research and protect the environment in San Diego, United States on October 23rd, 2009. (Photo by Alain BENAINOUS/Gamma-Rapho via Getty Images)

UNITED STATES - OCTOBER 23:  Prince Albert of Monaco and Charlene Wittstock at the university of San Diego in California where Prince Albert received the Roger Revelle Prize for his efforts to promote scientific research and protect the environment in San Diego, United States on October 23rd, 2009.  (Photo by Alain BENAINOUS/Gamma-Rapho via Getty Images)