An Inconvenient Truth is a 2006 documentary film directed by Davis Guggenheim about former United States Vice President Al Gore's campaign to educate citizens about global warming via a comprehensive slide show that, by his own estimate made in the film, he has given more than a thousand times.
Premiering at the 2006 Sundance Film Festival and opening in New York City and Los Angeles on May 24, 2006, the documentary was a critical and box-office success, winning 2 Academy Awards for Best Documentary Feature and Best Original Song. The film grossed $24 million in the U.S. and $26 million in the foreign box office, becoming the 9th highest grossing documentary film to date in the United States.