Al Gore is an environmental activist who was the 45th vice president of USA. He is also an author, businessman, Nobel Laureate and a former journalist. One of his main environmental campaigns was through the documentary ‘An Inconvenient Truth’ which talked about the rising global warming. Gore has been actively involved in the American politics for more than 24 years and has served in the house of Senate of USA. Gore received the Nobel peace prize award. Gore was runner up for the Man of the Year award by Time magazine in the year 2007. Al Gore is a very famous and influential activist who has made significant impact in giving out environmental messages.